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| section_id ▼ | title_number | title_name | chapter | subchapter | part_number | part_name | subpart | subpart_name | section_number | section_heading | agency | authority | source_citation | amendment_citations | full_text |
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| 40:40:18.0.1.1.4.1.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.1 Purpose and scope. | EPA | [58 FR 3701, Jan. 11, 1993; 58 FR 34126, June 23, 1993; 58 FR 40747, July 30, 1993; 63 FR 57498, Oct. 27, 1999; 67 FR 40421, June 12, 2002] | (a) Purpose. The purpose of this part is to establish requirements for the monitoring, recordkeeping, and reporting of sulfur dioxide (SO 2 ), nitrogen oxides (NO X ), and carbon dioxide (CO 2 ) emissions, volumetric flow, and opacity data from affected units under the Acid Rain Program pursuant to sections 412 and 821 of the CAA, 42 U.S.C. 7401-7671q as amended by Public Law 101-549 (November 15, 1990) [the Act]. In addition, this part sets forth provisions for the monitoring, recordkeeping, and reporting of NO X mass emissions with which EPA, individual States, or groups of States may require sources to comply in order to demonstrate compliance with a NO X mass emission reduction program, to the extent these provisions are adopted as requirements under such a program. (b) Scope. (1) The regulations established under this part include general requirements for the installation, certification, operation, and maintenance of continuous emission or opacity monitoring systems and specific requirements for the monitoring of SO 2 emissions, volumetric flow, NO X emissions, opacity, CO 2 emissions and SO 2 emissions removal by qualifying Phase I technologies. Specifications for the installation and performance of continuous emission monitoring systems, certification tests and procedures, and quality assurance tests and procedures are included in appendices A and B to this part. Criteria for alternative monitoring systems and provisions to account for missing data from certified continuous emission monitoring systems or approved alternative monitoring systems are also included in the regulation. (2) Statistical estimation procedures for missing data are included in appendix C to this part. Optional protocols for estimating SO 2 mass emissions from gas-fired or oil-fired units and NO X emissions from gas-fired peaking or oil-fired peaking units are included in appendices D and E, respectively, to this part. Requirements for recording and recordkeeping of monitoring data and for quarterly electronic reporting … | |||
| 40:40:18.0.1.1.4.1.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.2 Applicability. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 58 FR 15716, Mar. 23, 1993; 60 FR 26516, May 17, 1995; 63 FR 57499, Oct. 27, 1998; 70 FR 28678, May 18, 2005; 76 FR 17306, Mar. 28, 2011] | (a) Except as provided in paragraphs (b) and (c) of this section, the provisions of this part apply to each affected unit subject to Acid Rain emission limitations or reduction requirements for SO 2 or NO X . (b) The provisions of this part do not apply to: (1) A new unit for which a written exemption has been issued under § 72.7 of this chapter (any new unit that serves one or more generators with total nameplate capacity of 25 MWe or less and burns only fuels with a sulfur content of 0.05 percent or less by weight may apply to the Administrator for an exemption); or (2) Any unit not subject to the requirements of the Acid Rain Program due to operation of any paragraph of § 72.6(b) of this chapter; or (3) An affected unit for which a written exemption has been issued under § 72.8 of this chapter and an exception granted under § 75.67 of this part. (c) The provisions of this part apply to sources subject to a State or federal NO X mass emission reduction program, to the extent these provisions are adopted as requirements under such a program. | |||
| 40:40:18.0.1.1.4.1.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.3 General Acid Rain Program provisions. | EPA | The provisions of part 72, including the following, shall apply to this part: (a) § 72.2 (Definitions); (b) § 72.3 (Measurements, Abbreviations, and Acronyms); (c) § 72.4 (Federal Authority); (d) § 72.5 (State Authority); (e) § 72.6 (Applicability); (f) § 72.7 (New Unit Exemption); (g) § 72.8 (Retired Units Exemption); (h) § 72.9 (Standard Requirements); (i) § 72.10 (Availability of Information); and (j) § 72.11 (Computation of Time). In addition, the procedures for appeals of decisions of the Administrator under this part are contained in part 78 of this chapter. | ||||
| 40:40:18.0.1.1.4.1.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.4 Compliance dates. | EPA | [60 FR 17131, Apr. 4, 1995, as amended at 60 FR 26516, May 17, 1995; 63 FR 57499, Oct. 27, 1998; 64 FR 28588, May 26, 1999; 67 FR 40421, June 12, 2002; 73 FR 4340, Jan. 24, 2008; 76 FR 17306, Mar. 28, 2011; 76 FR 50132, Aug. 12, 2011] | (a) The provisions of this part apply to each existing Phase I and Phase II unit on February 10, 1993. For substitution or compensating units that are so designated under the Acid Rain permit which governs that unit and contains the approved substitution or reduced utilization plan, pursuant to § 72.41 or § 72.43 of this chapter, the provisions of this part become applicable upon the issuance date of the Acid Rain permit. For combustion sources seeking to enter the Opt-in Program in accordance with part 74 of this chapter, the provisions of this part become applicable upon the submission of an opt-in permit application in accordance with § 74.14 of this chapter. The provisions of this part for the monitoring, recording, and reporting of NO X mass emissions become applicable on the deadlines specified in the applicable State or federal NO X mass emission reduction program, to the extent these provisions are adopted as requirements under such a program. In accordance with § 75.20, the owner or operator of each existing affected unit shall ensure that all monitoring systems required by this part for monitoring SO 2 , NO X , CO 2 , opacity, moisture and volumetric flow are installed and that all certification tests are completed no later than the following dates (except as provided in paragraphs (d) through (i) of this section): (1) For a unit listed in table 1 of § 73.10(a) of this chapter, November 15, 1993. (2) For a substitution or a compensating unit that is designated under an approved substitution plan or reduced utilization plan pursuant to § 72.41 or § 72.43 of this chapter, or for a unit that is designated an early election unit under an approved NO X compliance plan pursuant to part 76 of this chapter, that is not conditionally approved and that is effective for 1995, the earlier of the following dates: (i) January 1, 1995; or (ii) 90 days after the issuance date of the Acid Rain permit (or date of approval of permit revision) that governs the unit and contains the approved substitution plan, reduce… | |||
| 40:40:18.0.1.1.4.1.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.5 Prohibitions. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 58 FR 40747, July 30, 1993; 60 FR 26517, May 17, 1995; 64 FR 28589, May 26, 1999] | (a) A violation of any applicable regulation in this part by the owners or operators or the designated representative of an affected source or an affected unit is a violation of the Act. (b) No owner or operator of an affected unit shall operate the unit without complying with the requirements of §§ 75.2 through 75.75 and appendices A through G to this part. (c) No owner or operator of an affected unit shall use any alternative monitoring system, alternative reference method, or any other alternative for the required continuous emission monitoring system without having obtained the Administrator's prior written approval in accordance with §§ 75.23, 75.48 and 75.66. (d) No owner or operator of an affected unit shall operate the unit so as to discharge, or allow to be discharged, emissions of SO 2 , NO X or CO 2 to the atmosphere without accounting for all such emissions in accordance with the provisions of §§ 75.10 through 75.19. (e) No owner or operator of an affected unit shall disrupt the continuous emission monitoring system, any portion thereof, or any other approved emission monitoring method, and thereby avoid monitoring and recording SO 2 , NO X , or CO 2 emissions discharged to the atmosphere, except for periods of recertification, or periods when calibration, quality assurance, or maintenance is performed pursuant to § 75.21 and appendix B of this part. (f) No owner or operator of an affected unit shall retire or permanently discontinue use of the continuous emission monitoring system, any component thereof, the continuous opacity monitoring system, or any other approved emission monitoring system under this part, except under any one of the following circumstances: (1) During the period that the unit is covered by an approved retired unit exemption under § 72.8 of this chapter that is in effect; or (2) The owner or operator is monitoring emissions from the unit with another certified monitoring system or an excepted methodology approved by the Administrator for use at that unit that provides e… | |||
| 40:40:18.0.1.1.4.1.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | § 75.6 Incorporation by reference. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26517, May 17, 1995; 61 FR 59157, Nov. 20, 1996; 63 FR 57499, Oct. 27, 1998; 64 FR 28589, May 26, 1999; 67 FR 40422, June 12, 2002; 70 FR 28678, May 18, 2005; 70 FR 51269, Aug. 30, 2005; 73 FR 4341, Jan. 24, 2008; 76 FR 17307, Mar. 28, 2011; 77 FR 2460, Jan. 18, 2012] | The materials listed in this section are incorporated by reference in the corresponding sections noted. These incorporations by reference were approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. These materials are incorporated as they existed on the date of approval, and a notice of any change in these materials will be published in the Federal Register. The materials are available for purchase at the corresponding address noted below and are available for inspection at the Public Information Reference Unit of the U.S. EPA, 401 M St., SW., Washington, DC and at the Library (MD-35), U.S. EPA, Research Triangle Park, North Carolina or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html. (a) The following materials are available for purchase from the following address: American Society for Testing and Material (ASTM) International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, Pennsylvania, 19428-2959, phone: 610-832-9585, http://www.astm.org/DIGITAL_LIBRARY/index.shtml. (1) ASTM D129-00, Standard Test Method for Sulfur in Petroleum Products (General Bomb Method), for appendices A and D of this part. (2) D240-00, Standard Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calorimeter, for appendices A, D and F of this part. (3) ASTM D287-92 (Reapproved 2000), Standard Test Method for API Gravity of Crude Petroleum and Petroleum Products (Hydrometer Method), for appendix D of this part. (4) ASTM D388-99, Standard Classification of Coals by Rank, incorporation by reference for appendix F of this part. (5) [Reserved] (6) ASTM D1072-06, Standard Test Method for Total Sulfur in Fuel Gases by Combustion and Barium Chloride Titration, for appendix D of this part. (7) ASTM D1217-993 (Reapproved 1998), Standard Test Method for Density and Relative … | |||
| 40:40:18.0.1.1.4.1.1.7 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | A | Subpart A—General | §§ 75.7-75.8 [Reserved] | EPA | |||||
| 40:40:18.0.1.1.4.2.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.10 General operating requirements. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26519, May 17, 1995; 64 FR 28590, May 26, 1999; 67 FR 40422, June 12, 2002; 70 FR 28678, May 18, 2005; 76 FR 17308, Mar. 28, 2011] | (a) Primary Measurement Requirement. The owner or operator shall measure opacity, and all SO 2 , NO X , and CO 2 emissions for each affected unit as follows: (1) To determine SO 2 emissions, the owner or operator shall install, certify, operate, and maintain, in accordance with all the requirements of this part, a SO 2 continuous emission monitoring system and a flow monitoring system with an automated data acquisition and handling system for measuring and recording SO 2 concentration (in ppm), volumetric gas flow (in scfh), and SO 2 mass emissions (in lb/hr) discharged to the atmosphere, except as provided in §§ 75.11 and 75.16 and subpart E of this part; (2) To determine NO X emissions, the owner or operator shall install, certify, operate, and maintain, in accordance with all the requirements of this part, a NO X -diluent continuous emission monitoring system (consisting of a NO X pollutant concentration monitor and an O 2 or CO 2 diluent gas monitor) with an automated data acquisition and handling system for measuring and recording NO X concentration (in ppm), O 2 or CO 2 concentration (in percent O 2 or CO 2 ) and NO X emission rate (in lb/mmBtu) discharged to the atmosphere, except as provided in §§ 75.12 and 75.17 and subpart E of this part. The owner or operator shall account for total NO X emissions, both NO and NO 2 , either by monitoring for both NO and NO 2 or by monitoring for NO only and adjusting the emissions data to account for NO 2 ; (3) The owner or operator shall determine CO 2 emissions by using one of the following options, except as provided in § 75.13 and subpart E of this part: (i) The owner or operator shall install, certify, operate, and maintain, in accordance with all the requirements of this part, a CO 2 continuous emission monitoring system and a flow monitoring system with an automated data acquisition and handling system for measuring and recording CO 2 concentration (in ppm or percent), volumetric gas flow (in scfh), and CO 2 mass emissions (in tons/hr) … | |||
| 40:40:18.0.1.1.4.2.1.10 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.19 Optional SO | EPA | [63 FR 57500, Oct. 27, 1998, as amended at 64 FR 28592, May 26, 1999; 64 FR 37582, July 12, 1999; 67 FR 40424, 40425, June 12, 2002; 67 FR 53504, Aug. 16, 2002; 73 FR 4344, Jan. 24, 2008] | (a) Applicability and qualification. (1) For units that meet the requirements of this paragraph (a)(1) and paragraphs (a)(2) and (b) of this section, the low mass emissions (LME) excepted methodology in paragraph (c) of this section may be used in lieu of continuous emission monitoring systems or, if applicable, in lieu of methods under appendices D, E, and G to this part, for the purpose of determining unit heat input, NO X , SO 2 , and CO 2 mass emissions, and NO X emission rate under this part. If the owner or operator of a qualifying unit elects to use the LME methodology, it must be used for all parameters that are required to be monitored by the applicable program(s). For example, for an Acid Rain Program LME unit, the methodology must be used to estimate SO 2 , NO X , and CO 2 mass emissions, NO X emission rate, and unit heat input. (i) A low mass emissions unit is an affected unit that is gas-fired, or oil-fired (as defined in § 72.2 of this chapter), and for which: (A) An initial demonstration is provided, in accordance with paragraph (a)(2) of this section, which shows that the unit emits: ( 1 ) No more than 25 tons of SO 2 annually and less than 100 tons of NO X annually, for Acid Rain Program affected units. If the unit is also subject to the provisions of subpart H of this part, no more than 50 of the allowable annual tons of NO X may be emitted during the ozone season; or ( 2 ) Less than 100 tons of NO X annually and no more than 50 tons of NO X during the ozone season, for non-Acid Rain Program units subject to the provisions of subpart H of this part, for which the owner or operator reports emissions data on a year-round basis, in accordance with § 75.74(a) or § 75.74(b); or ( 3 ) No more than 50 tons of NO X per ozone season, for non-Acid Rain Program units subject to the provisions of subpart H of this part, for which the owner or operator reports emissions data only during the ozone season, in accordance with § 75.74(b); and (B) An annual demonstration is provided thereafter… | |||
| 40:40:18.0.1.1.4.2.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.11 Specific provisions for monitoring SO | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26520, 26566, May 17, 1995; 61 FR 59157, Nov. 20, 1996; 63 FR 57499, Oct. 27, 1998; 64 FR 28590, May 26, 1999; 67 FR 40423, June 12, 2002; 73 FR 4342, Jan. 24, 2008] | (a) Coal-fired units. The owner or operator shall meet the general operating requirements in § 75.10 for an SO 2 continuous emission monitoring system and a flow monitoring system for each affected coal-fired unit while the unit is combusting coal and/or any other fuel, except as provided in paragraph (e) of this section, in § 75.16, and in subpart E of this part. During hours in which only gaseous fuel is combusted in the unit, the owner or operator shall comply with the applicable provisions of paragraph (e)(1), (e)(2), or (e)(3) of this section. (b) Moisture correction. Where SO 2 concentration is measured on a dry basis, the owner or operator shall either: (1) Report the appropriate fuel-specific default moisture value for each unit operating hour, selected from among the following: 3.0%, for anthracite coal; 6.0% for bituminous coal; 8.0% for sub-bituminous coal; 11.0% for lignite coal; 13.0% for wood and 14.0% for natural gas (boilers, only); or (2) Install, operate, maintain, and quality assure a continuous moisture monitoring system for measuring and recording the moisture content of the flue gases, in order to correct the measured hourly volumetric flow rates for moisture when calculating SO 2 mass emissions (in lb/hr) using the procedures in appendix F to this part. The following continuous moisture monitoring systems are acceptable: a continuous moisture sensor; an oxygen analyzer (or analyzers) capable of measuring O 2 both on a wet basis and on a dry basis; or a stack temperature sensor and a moisture look-up table, i.e., a psychrometric chart (for saturated gas streams following wet scrubbers or other demonstrably saturated gas streams, only). The moisture monitoring system shall include as a component the automated data acquisition and handling system (DAHS) for recording and reporting both the raw data (e.g., hourly average wet-and dry-basis O 2 values) and the hourly average values of the stack gas moisture content derived from those data. When a moisture look-up table is used, the mo… | |||
| 40:40:18.0.1.1.4.2.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.12 Specific provisions for monitoring NO | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26520, May 17, 1995; 63 FR 57499, Oct. 27, 1998; 64 FR 28591, May 26, 1999; 67 FR 40423, June 12, 2002; 73 FR 4342, Jan. 24, 2008] | (a) Coal-fired units, gas-fired nonpeaking units or oil-fired nonpeaking units. The owner or operator shall meet the general operating requirements in § 75.10 of this part for a NO X continuous emission monitoring system (CEMS) for each affected coal-fired unit, gas-fired nonpeaking unit, or oil-fired nonpeaking unit, except as provided in paragraph (d) of this section, § 75.17, and subpart E of this part. The diluent gas monitor in the NO X -diluent CEMS may measure either O 2 or CO 2 concentration in the flue gases. (b) Moisture correction. If a correction for the stack gas moisture content is needed to properly calculate the NO X emission rate in lb/mmBtu, e.g., if the NO X pollutant concentration monitor measures on a different moisture basis from the diluent monitor, the owner or operator shall either report a fuel-specific default moisture value for each unit operating hour, as provided in § 75.11(b)(1), or shall install, operate, maintain, and quality assure a continuous moisture monitoring system, as defined in § 75.11(b)(2). Notwithstanding this requirement, if Equation 19-3, 19-4 or 19-8 in Method 19 in appendix A to part 60 of this chapter is used to measure NO X emission rate, the following fuel-specific default moisture percentages shall be used in lieu of the default values specified in § 75.11(b)(1): 5.0%, for anthracite coal; 8.0% for bituminous coal; 12.0% for sub-bituminous coal; 13.0% for lignite coal; 15.0% for wood and 18.0% for natural gas (boilers, only). (c) Determination of NO X emission rate. The owner or operator shall calculate hourly, quarterly, and annual NO X emission rates (in lb/mmBtu) by combining the NO X concentration (in ppm), diluent concentration (in percent O 2 or CO 2 ), and percent moisture (if applicable) measurements according to the procedures in appendix F to this part. (d) Gas-fired peaking units or oil-fired peaking units. The owner or operator of an affected unit that qualifies as a gas-fired peaking unit or oil-fired peaking unit, as defined … | |||
| 40:40:18.0.1.1.4.2.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.13 Specific provisions for monitoring CO | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26521, May 17, 1995; 63 FR 57499, Oct. 27, 1998; 64 FR 28591, May 26, 1999; 67 FR 40423, June 12, 2002; 73 FR 4343, Jan. 24, 2008] | (a) CO 2 continuous emission monitoring system. If the owner or operator chooses to use the continuous emission monitoring method, then the owner or operator shall meet the general operating requirements in § 75.10 for a CO 2 continuous emission monitoring system and flow monitoring system for each affected unit. The owner or operator shall comply with the applicable provisions specified in §§ 75.11(a) through (e) or § 75.16, except that the phrase “CO 2 continuous emission monitoring system” shall apply rather than “SO 2 continuous emission monitoring system,” the phrase “CO 2 concentration” shall apply rather than “SO 2 concentration,” the term “maximum potential concentration of CO 2 ” shall apply rather than “maximum potential concentration of SO 2 ,” and the phrase “CO 2 mass emissions” shall apply rather than “SO 2 mass emissions.” (b) Determination of CO 2 emissions using appendix G to this part. If the owner or operator chooses to use the appendix G method, then the owner or operator shall follow the procedures in appendix G to this part for estimating daily CO 2 mass emissions based on the measured carbon content of the fuel and the amount of fuel combusted. For units with wet flue gas desulfurization systems or other add-on emissions controls generating CO 2 , the owner or operator shall use the procedures in appendix G to this part to estimate both combustion-related emissions based on the measured carbon content of the fuel and the amount of fuel combusted and sorbent-related emissions based on the amount of sorbent injected. The owner or operator shall calculate daily, quarterly, and annual CO 2 mass emissions (in tons) in accordance with the procedures in appendix G to this part. (c) Determination of CO 2 mass emissions using an O 2 monitor according to appendix F to this part. If the owner or operator chooses to use the appendix F method, then the owner or operator shall determine hourly CO 2 concentration and mass emissions with a flow monitoring system; a continuous O 2 … | |||
| 40:40:18.0.1.1.4.2.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.14 Specific provisions for monitoring opacity. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 61 FR 25581, May 22, 1996; 73 FR 4343, Jan. 24, 2008] | (a) Coal-fired units and oil-fired units. The owner or operator shall meet the general operating provisions in § 75.10 of this part for a continuous opacity monitoring system for each affected coal-fired or oil-fired unit, except as provided in paragraphs (b), (c), and (d) of this section and in § 75.18. Each continuous opacity monitoring system shall meet the design, installation, equipment, and performance specifications in Performance Specification 1 in appendix B to part 60 of this chapter. Any continuous opacity monitoring system previously certified to meet Performance Specification 1 shall be deemed certified for the purposes of this part. (b) Unit with wet flue gas pollution control system. If the owner or operator can demonstrate that condensed water is present in the exhaust flue gas stream and would impede the accuracy of opacity measurements, then the owner or operator of an affected unit equipped with a wet flue gas pollution control system for SO 2 emissions or particulates is exempt from the opacity monitoring requirements of this part. (c) Gas-fired units. The owner or operator of an affected unit that qualifies as gas-fired, as defined in § 72.2 of this chapter, based on information submitted by the designated representative in the monitoring plan is exempt from the opacity monitoring requirements of this part. Whenever a unit previously categorized as a gas-fired unit is recategorized as another type of unit by changing its fuel mix, the owner or operator shall install, operate, and certify a continuous opacity monitoring system as required by paragraph (a) of this section by December 31 of the following calendar year. (d) Diesel-fired units and dual-fuel reciprocating engine units. The owner or operator of an affected diesel-fired unit or a dual-fuel reciprocating engine unit is exempt from the opacity monitoring requirements of this part. (e) Unit with a certified particulate matter (PM) monitoring system. If, for a particular affected unit, the owner or operator installs, certifi… | |||
| 40:40:18.0.1.1.4.2.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.15 [Reserved] | EPA | |||||
| 40:40:18.0.1.1.4.2.1.7 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.16 Special provisions for monitoring emissions from common, bypass, and multiple stacks for SO | EPA | [60 FR 26522, May 17, 1995, as amended at 61 FR 25582, May 22, 1996; 61 FR 59158, Nov. 20, 1996; 64 FR 28591, May 26, 1999; 67 FR 40423, June 12, 2002; 67 FR 53504, Aug. 16, 2002; 73 FR 4343, Jan. 24, 2008] | (a) [Reserved] (b) Common stack procedures. The following procedures shall be used when more than one unit uses a common stack: (1) Unit utilizing common stack with other affected unit(s). When a Phase I or Phase II affected unit utilizes a common stack with one or more other Phase I or Phase II affected units, but no nonaffected units, the owner or operator shall either: (i) Install, certify, operate, and maintain an SO 2 continuous emission monitoring system and flow monitoring system in the duct to the common stack from each affected unit; or (ii) Install, certify, operate, and maintain an SO 2 continuous emission monitoring system and flow monitoring system in the common stack and combine emissions for the affected units for recordkeeping and compliance purposes. (2) Unit utilizing common stack with nonaffected unit(s). When one or more Phase I or Phase II affected units utilizes a common stack with one or more nonaffected units, the owner or operator shall either: (i) Install, certify, operate, and maintain an SO 2 continuous emission monitoring system and flow monitoring system in the duct to the common stack from each Phase I and Phase II unit; or (ii) Install, certify, operate, and maintain an SO 2 continuous emission monitoring system and flow monitoring system in the common stack; and (A) Designate the nonaffected units as opt-in units in accordance with part 74 of this chapter and combine emissions for recordkeeping and compliance purposes; or (B) Install, certify, operate, and maintain an SO 2 continuous emission monitoring system and flow monitoring system in the duct from each nonaffected unit; determine SO 2 mass emissions from the affected units as the difference between SO 2 mass emissions measured in the common stack and SO 2 mass emissions measured in the ducts of the nonaffected units, not to be reported as an hourly average value less than zero; combine emissions for the Phase I and Phase II affected units for recordkeeping and compliance purposes; and calculate and rep… | |||
| 40:40:18.0.1.1.4.2.1.8 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.17 Specific provisions for monitoring emissions from common, bypass, and multiple stacks for NO | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26523, May 17, 1995; 63 FR 57499, Oct. 27, 1998; 64 FR 28592, May 26, 1999; 67 FR 40424, June 12, 2002; 73 FR 4343, Jan. 24, 2008] | Notwithstanding the provisions of paragraphs (a), (b), (c), and (d) of this section, the owner or operator of an affected unit that is using the procedures in this part to meet the monitoring and reporting requirements of a State or federal NO X mass emission reduction program must also meet the provisions for monitoring NO X emission rate in §§ 75.71 and 75.72. (a) Unit utilizing common stack with other affected unit(s). When an affected unit utilizes a common stack with one or more affected units, but no nonaffected units, the owner or operator shall either: (1) Install, certify, operate, and maintain a NO X continuous emission monitoring system in the duct to the common stack from each affected unit; or (2) Install, certify, operate, and maintain a NO X continuous emission monitoring system in the common stack and follow the appropriate procedure in paragraphs (a)(2) (i) through (iii) of this section, depending on whether or not the units are required to comply with a NO X emission limitation (in lb/mmBtu, annual average basis) pursuant to section 407(b) of the Act (referred to hereafter as “NO X emission limitation”). (i) When each of the affected units has a NO X emission limitation, the designated representative shall submit a compliance plan to the Administrator that indicates: (A) Each unit will comply with the most stringent NO X emission limitation of any unit utilizing the common stack; or (B) Each unit will comply with the applicable NO X emission limitation by averaging its emissions with the other unit(s) utilizing the common stack, pursuant to the emissions averaging plan submitted under part 76 of this chapter; or (C) Each unit's compliance with the applicable NO X emission limit will be determined by a method satisfactory to the Administrator for apportioning to each of the units the combined NO X emission rate (in lb/mmBtu) measured in the common stack and for reporting the NO X emission rate, as provided in a petition submitted by the designated representative. The Administ… | |||
| 40:40:18.0.1.1.4.2.1.9 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | B | Subpart B—Monitoring Provisions | § 75.18 Specific provisions for monitoring emissions from common and by-pass stacks for opacity. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26524, May 17, 1995; 60 FR 40296, Aug. 8, 1995; 61 FR 59158, Nov. 20, 1996] | (a) Unit using common stack. When an affected unit utilizes a common stack with other affected units or nonaffected units, the owner or operator shall comply with the applicable monitoring provision in this paragraph, as determined by existing Federal, State, or local opacity regulations. (1) Where another regulation requires the installation of a continuous opacity monitoring system upon each affected unit, the owner or operator shall install, certify, operate, and maintain a continuous opacity monitoring system meeting Performance Specification 1 in appendix B to part 60 of this chapter (referred to hereafter as a “certified continuous opacity monitoring system”) upon each unit. (2) Where another regulation does not require the installation of a continuous opacity monitoring system upon each affected unit, and where the affected source is not subject to any existing Federal, State, or local opacity regulations, the owner or operator shall install, certify, operate, and maintain a certified continuous opacity monitoring system upon each common stack for the combined effluent. (b) Unit using bypass stack. Where any portion of the flue gases from an affected unit can be routed so as to bypass the installed continuous opacity monitoring system, the owner or operator shall install, certify, operate, and maintain a certified continuous opacity monitoring system on each bypass stack flue, duct, or stack gas stream unless either: (1) An applicable Federal, State, or local opacity regulation or permit exempts the unit from a requirement to install a continuous opacity monitoring system in the bypass stack; or (2) A continuous opacity monitoring system is already installed and certified at the inlet of the add-on emissions controls. (3) The owner or operator monitors opacity using method 9 of appendix A of part 60 of this chapter whenever emissions pass through the bypass stack. Method 9 shall be used in accordance with the applicable State regulations. | |||
| 40:40:18.0.1.1.4.3.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | C | Subpart C—Operation and Maintenance Requirements | § 75.20 Initial certification and recertification procedures. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26524, May 17, 1995; 60 FR 40296, Aug. 8, 1995; 61 FR 59158, Nov. 20, 1996; 63 FR 57506, Oct. 27, 1998; 64 FR 28592, May 26, 1999; 67 FR 40431, June 12, 2002; 70 FR 28678, May 18, 2005; 72 FR 51527, Sept. 7, 2007; 73 FR 4345, Jan. 24, 2008; 76 FR 17308, Mar. 28, 2011] | (a) Initial certification approval process. The owner or operator shall ensure that each continuous emission or opacity monitoring system required by this part meets the initial certification requirements of this section and shall ensure that all applicable initial certification tests under paragraph (c) of this section are completed by the deadlines specified in § 75.4 and prior to use in the Acid Rain Program. In addition, whenever the owner or operator installs a continuous emission or opacity monitoring system in order to meet the requirements of §§ 75.11 through 75.18, where no continuous emission or opacity monitoring system was previously installed, initial certification is required. (1) Notification of initial certification test dates. The owner or operator or designated representative shall submit a written notice of the dates of initial certification testing at the unit as specified in § 75.61(a)(1). (2) Certification application. The owner or operator shall apply for certification of each continuous emission or opacity monitoring system used under the Acid Rain Program. The owner or operator shall submit the certification application in accordance with § 75.60 and each complete certification application shall include the information specified in § 75.63. (3) Provisional approval of certification (or recertification) applications. Upon the successful completion of the required certification (or recertification) procedures of this section, each continuous emission or opacity monitoring system shall be deemed provisionally certified (or recertified) for use under the Acid Rain Program for a period not to exceed 120 days following receipt by the Administrator of the complete certification (or recertification) application under paragraph (a)(4) of this section. Notwithstanding this paragraph, no continuous emission or opacity monitor systems for a combustion source seeking to enter the Opt-in Program in accordance with part 74 of this chapter shall be deemed provisionally certified (or recertifie… | |||
| 40:40:18.0.1.1.4.3.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | C | Subpart C—Operation and Maintenance Requirements | § 75.21 Quality assurance and quality control requirements. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26527, 26566, May 17, 1995; 61 FR 25582, May 22, 1996; 61 FR 59159, Nov. 20, 1996; 64 FR 28599, May 26, 1999; 67 FR 40433, June 12, 2002; 67 FR 53505, Aug. 16, 2002; 70 FR 28679, May 18, 2005; 73 FR 4345, Jan. 24, 2008; 76 FR 17308, Mar. 28, 2011] | (a) Continuous emission monitoring systems. The owner or operator of an affected unit shall operate, calibrate and maintain each continuous emission monitoring system used to report emission data under the Acid Rain Program as follows: (1) The owner or operator shall operate, calibrate and maintain each primary and redundant backup continuous emission monitoring system according to the quality assurance and quality control procedures in appendix B of this part. (2) The owner or operator shall ensure that each non-redundant backup CEMS meets the quality assurance requirements of § 75.20(d) for each day and quarter that the system is used to report data. (3) The owner or operator shall perform quality assurance upon a reference method backup monitoring system according to the requirements of Method 2, 6C, 7E, or 3A in Appendices A-1, A-2 and A-4 to part 60 of this chapter (supplemented, as necessary, by guidance from the Administrator), instead of the procedures specified in appendix B to this part. (4) The owner or operator of a unit with an SO 2 continuous emission monitoring system is not required to perform the daily or quarterly assessments of the SO 2 monitoring system under appendix B to this part on any day or in any calendar quarter in which only gaseous fuel is combusted in the unit if, during those days and calendar quarters, SO 2 emissions are determined in accordance with § 75.11(e)(1). However, such assessments are permissible, and if any daily calibration error test or linearity test of the SO 2 monitoring system is failed while the unit is combusting only gaseous fuel, the SO 2 monitoring system shall be considered out-of-control. The length of the out-of-control period shall be determined in accordance with the applicable procedures in section 2.1.4 or 2.2.3 of appendix B to this part. (5) For a unit with an SO 2 continuous monitoring system, in which gaseous fuel that is very low sulfur fuel (as defined in § 72.2 of this chapter) is sometimes burned as a primary or backup fuel and in … | |||
| 40:40:18.0.1.1.4.3.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | C | Subpart C—Operation and Maintenance Requirements | § 75.22 Reference test methods. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26528, May 17, 1995; 64 FR 28600, May 26, 1999; 67 FR 40433, June 12, 2002; 67 FR 53505, Aug. 16, 2002; 70 FR 28679, May 18, 2005; 73 FR 4345, Jan. 24, 2008; 76 FR 17310, Mar. 28, 2011] | (a) The owner or operator shall use the following methods, which are found in appendices A-1 through A-4 to part 60 of this chapter, to conduct the following tests: Monitoring system tests for certification or recertification of continuous emission monitoring Systems; NO X emission tests of low mass emission units under § 75.19(c)(1)(iv); NO X emission tests of excepted monitoring systems under appendix E to this part; and required quality assurance and quality control tests: (1) Methods 1 or 1A are the reference methods for selection of sampling site and sample traverses. (2) Method 2 or its allowable alternatives, as provided in appendix A to part 60 of this chapter, except for Methods 2B and 2E, are the reference methods for determination of volumetric flow. (3) Methods 3, 3A, or 3B are the reference methods for the determination of the dry molecular weight O 2 and CO 2 concentrations in the emissions. (4) Method 4 (either the standard procedure described in section 8.1 of the method or the moisture approximation procedure described in section 8.2 of the method) shall be used to correct pollutant concentrations from a dry basis to a wet basis (or from a wet basis to a dry basis) and shall be used when relative accuracy test audits of continuous moisture monitoring systems are conducted. For the purpose of determining the stack gas molecular weight, however, the alternative wet bulb-dry bulb technique for approximating the stack gas moisture content described in section 2.2 of Method 4 may be used in lieu of the procedures in sections 8.1 and 8.2 of the method. (5) Methods 6, 6A, 6B or 6C, and 7, 7A, 7C, 7D or 7E in appendix A-4 to part 60 of this chapter, as applicable, are the reference methods for determining SO 2 and NO X pollutant concentrations. (Methods 6A and 6B in appendix A-4 to part 60 of this chapter may also be used to determine SO 2 emission rate in lb/mmBtu.) Methods 7, 7A, 7C, 7D, or 7E in appendix A-4 to part 60 of this chapter must be used to measure total NO X emissions, both NO … | |||
| 40:40:18.0.1.1.4.3.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | C | Subpart C—Operation and Maintenance Requirements | § 75.23 Alternatives to standards incorporated by reference. | EPA | [60 FR 26528, May 17, 1995] | (a) The designated representative of a unit may petition the Administrator for an alternative to any standard incorporated by reference and prescribed in this part in accordance with § 75.66(c). (b) [Reserved] | |||
| 40:40:18.0.1.1.4.3.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | C | Subpart C—Operation and Maintenance Requirements | § 75.24 Out-of-control periods and adjustment for system bias. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26528, May 17, 1995; 64 FR 28600, May 26, 1999; 67 FR 40433, June 12, 2002; 70 FR 28680, May 18, 2005; 76 FR 17311, Mar. 28, 2011] | (a) If an out-of-control period occurs to a monitor or continuous emission monitoring system, the owner or operator shall take corrective action and repeat the tests applicable to the “out-of-control parameter” as described in appendix B of this part. (1) For daily calibration error tests, an out-of-control period occurs when the calibration error of a pollutant concentration monitor exceeds the applicable specification in section 2.1.4 of appendix B to this part. (2) For quarterly linearity checks, an out-of-control period occurs when the error in linearity at any of three gas concentrations (low, mid-range, and high) exceeds the applicable specification in appendix A to this part. (3) For relative accuracy test audits, an out-of-control period occurs when the relative accuracy exceeds the applicable specification in appendix A to this part. (b) When a monitor or continuous emission monitoring system is out-of-control, any data recorded by the monitor or monitoring system are not quality-assured and shall not be used in calculating monitor data availabilities pursuant to § 75.32 of this part. (c) When a monitor or continuous emission monitoring system is out-of-control, the owner or operator shall take one of the following actions until the monitor or monitoring system has successfully met the relevant criteria in appendices A and B of this part as demonstrated by subsequent tests: (1) Apply the procedures for missing data substitution to emissions from affected unit(s); or (2) Use a certified backup monitoring system or a reference method for measuring and recording emissions from the affected unit(s); or (3) Adjust the gas discharge paths from the affected unit(s) with emissions normally observed by the out-of-control monitor or monitoring system so that all exhaust gases are monitored by a certified monitor or monitoring system meeting the requirements of appendices A and B of this part. (d) When the bias test indicates that an SO 2 monitor, a flow monitor, a NO X -diluent continuous emission monito… | |||
| 40:40:18.0.1.1.4.4.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.30 General provisions. | EPA | [60 FR 26528, 26566, May 17, 1995, as amended at 61 FR 59160, Nov. 20, 1996; 64 FR 28600, May 26, 1999; 67 FR 40433, June 12, 2002] | (a) Except as provided in § 75.34, the owner or operator shall provide substitute data for each affected unit using a continuous emission monitoring system according to the missing data procedures in this subpart whenever the unit combusts any fuel and: (1) A valid, quality-assured hour of SO 2 concentration data (in ppm) has not been measured and recorded for an affected unit by a certified SO 2 pollutant concentration monitor, or by an approved alternative monitoring method under subpart E of this part, except as provided in paragraph (d) of this section; or (2) A valid, quality-assured hour of flow data (in scfh) has not been measured and recorded for an affected unit from a certified flow monitor, or by an approved alternative monitoring system under subpart E of this part; or (3) A valid, quality-assured hour of NO X emission rate data (in lb/mmBtu) has not been measured or recorded for an affected unit, either by a certified NO X -diluent continuous emission monitoring system or by an approved alternative monitoring system under subpart E of this part; or (4) A valid, quality-assured hour of CO 2 concentration data (in percent CO 2 , or percent O 2 converted to percent CO 2 using the procedures in appendix F to this part) has not been measured and recorded for an affected unit, either by a certified CO 2 continuous emission monitoring system or by an approved alternative monitoring method under subpart E of this part; or (5) A valid, quality-assured hour of NO X concentration data (in ppm) has not been measured or recorded for an affected unit, either by a certified NO X concentration monitoring system used to determine NO X mass emissions, as defined in § 75.71(a)(2), or by an approved alternative monitoring system under subpart E of this part; or (6) A valid, quality-assured hour of CO 2 or O 2 concentration data (in percent CO 2 , or percent O 2 ) used for the determination of heat input has not been measured and recorded for an affected unit, either by a certified CO 2 or O 2 diluent… | |||
| 40:40:18.0.1.1.4.4.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.31 Initial missing data procedures. | EPA | [64 FR 28601, May 26, 1999, as amended at 67 FR 40433, June 12, 2002; 70 FR 28680, May 18, 2005; 73 FR 4346, Jan. 24, 2008; 76 FR 17311, Mar. 28, 2011] | (a) During the first 720 quality-assured monitor operating hours following initial certification of the required SO 2 , CO 2 , O 2 , or moisture monitoring system(s) at a particular unit or stack location ( i.e., the date and time at which quality assured data begins to be recorded by CEMS(s) installed at that location), and during the first 2,160 quality assured monitor operating hours following initial certification of the required NO X -diluent, NO X concentration, or flow monitoring system(s) at the unit or stack location, the owner or operator shall provide substitute data required under this subpart according to the procedures in paragraphs (b) and (c) of this section. The owner or operator of a unit shall use these procedures for no longer than three years (26,280 clock hours) following initial certification. (b) SO 2 , CO 2 , or O 2 concentration data, and moisture data. For each hour of missing SO 2 or CO 2 emissions concentration data (including CO 2 data converted from O 2 data using the procedures in appendix F of this part), or missing O 2 or CO 2 diluent concentration data used to calculate heat input, or missing moisture data, the owner or operator shall calculate the substitute data as follows: (1) Whenever prior quality-assured data exist, the owner or operator shall substitute, by means of the data acquisition and handling system, for each hour of missing data, the average of the hourly SO 2 , CO 2 , or O 2 concentrations or moisture percentages recorded by a certified monitor for the unit operating hour immediately before and the unit operating hour immediately after the missing data period. (2) Whenever no prior quality assured SO 2 , CO 2 , or O 2 concentration data or moisture data exist, the owner or operator shall substitute, as applicable, for each hour of missing data, the maximum potential SO 2 concentration or the maximum potential CO 2 concentration or the minimum potential O 2 concentration or (unless Equation 19-3, 19-4 or 19-8 in Method 19 in appendix A-7 to part 6… | |||
| 40:40:18.0.1.1.4.4.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.32 Determination of monitor data availability for standard missing data procedures. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26529, 26567, May 17, 1995; 61 FR 59160, Nov. 20, 1996; 64 FR 28602, May 26, 1999; 67 FR 40434, June 12, 2002; 70 FR 28680, May 18, 2005; 73 FR 4346, Jan. 24, 2008; 76 FR 17311, Mar. 28, 2011] | (a) Following initial certification of the required SO 2 , CO 2 , O 2 , or moisture monitoring system(s) at a particular unit or stack location ( i.e., the date and time at which quality assured data begins to be recorded by CEMS(s) at that location), the owner or operator shall begin calculating the percent monitor data availability as described in paragraph (a)(1) of this section, and shall, upon completion of the first 720 quality-assured monitor operating hours, record, by means of the automated data acquisition and handling system, the percent monitor data availability for each monitored parameter. Similarly, following initial certification of the required NO X -diluent, NO X concentration, or flow monitoring system(s) at a unit or stack location, the owner or operator shall begin calculating the percent monitor data availability as described in paragraph (a)(1) of this section, and shall, upon completion of the first 2,160 quality-assured monitor operating hours, record, by means of the automated data acquisition and handling system, the percent monitor data availability for each monitored parameter. Notwithstanding these requirements, if three years (26,280 clock hours) have elapsed since the date and hour of initial certification and fewer than 720 (or 2,160, as applicable) quality-assured monitor operating hours have been recorded, the owner or operator shall begin recording the percent monitor data availability. The percent monitor data availability shall be calculated for each monitored parameter at each unit or stack location, as follows: (1) Prior to completion of 8,760 unit or stack operating hours following initial certification, the owner or operator shall, for the purpose of applying the standard missing data procedures of § 75.33, use Equation 8 to calculate, hourly, percent monitor data availability. (2) Upon completion of 8,760 unit (or stack) operating hours following initial certification and thereafter, the owner or operator shall, for the purpose of applying the standard missing data p… | |||
| 40:40:18.0.1.1.4.4.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.33 Standard missing data procedures for SO | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26529, May 17, 1995; 61 FR 25582, May 22, 1996; 64 FR 28602, May 26, 1999; 67 FR 40434, June 12, 2002; 67 FR 53505, Aug. 16, 2002; 67 FR 57274, Sept. 9, 2002; 70 FR 28680, May 18, 2005; 73 FR 4346, Jan. 24, 2008; 76 FR 17311, Mar. 28, 2011] | (a) Following initial certification of the required SO 2 , NO X , and flow rate monitoring system(s) at a particular unit or stack location ( i.e. , the date and time at which quality-assured data begins to be recorded by CEMS(s) at that location) and upon completion of the first 720 quality-assured monitor operating hours (for SO 2 ) or the first 2,160 quality-assured monitor operating hours (for flow, NO X emission rate, or NO X concentration), the owner or operator shall provide substitute data required under this subpart according to the procedures in paragraphs (b) and (c) of this section and depicted in Table 1 (SO 2 ) and Table 2 of this section (NO X , flow). The owner or operator may either implement the provisions of paragraphs (b) and (c) of this section on a non-fuel-specific basis, or may, as described in paragraphs (b)(5), (b)(6), (c)(7) and (c)(8) of this section, provide fuel-specific substitute data values. Notwithstanding these requirements, if three years (26,280 clock hours) have elapsed since the date and hour of initial certification, and fewer than 720 (or 2,160, as applicable) quality-assured monitor operating hours have been recorded, the owner or operator shall begin using the missing data procedures of this section. The owner or operator of a unit shall substitute for missing data using quality-assured monitor operating hours of data from no earlier than three years (26,280 clock hours) prior to the date and time of the missing data period. (b) SO 2 concentration data. For each hour of missing SO 2 concentration data, (1) If the monitor data availability is equal to or greater than 95.0 percent, the owner or operator shall calculate substitute data by means of the automated data acquisition and handling system for that hour of the missing data period according to the following procedures: (i) For a missing data period less than or equal to 24 hours, substitute the average of the hourly SO 2 concentrations recorded by an SO 2 pollutant concentration monitor for the hour befor… | |||
| 40:40:18.0.1.1.4.4.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.34 Units with add-on emission controls. | EPA | [60 FR 26567, May 17, 1995, as amended at 61 FR 59160, Nov. 20, 1996; 64 FR 28604, May 26, 1999; 67 FR 40438, June 12, 2002; 73 FR 4348, Jan. 24, 2008; 76 FR 17312, Mar. 28, 2011] | (a) The owner or operator of an affected unit equipped with add-on SO 2 and/or NO X emission controls shall provide substitute data in accordance with paragraphs (a)(1), through (a)(5) of this section for each hour in which quality-assured data from the outlet SO 2 and/or NO X monitoring system(s) are not obtained. (1) The owner or operator may use the missing data substitution procedures specified in §§ 75.31 through 75.33 to provide substitute data for any missing data hour(s) in which the add-on emission controls are documented to be operating properly, as described in the quality assurance/quality control program for the unit, required by section 1 in appendix B of this part. To provide the necessary documentation, the owner or operator shall, for each missing data period, record parametric data to verify the proper operation of the SO 2 or NO X add-on emission controls during each hour, as described in paragraph (d) of this section. For any missing data hour(s) in which such parametric data are either not provided or, if provided, do not demonstrate that proper operation of the SO 2 or NO X add-on emission controls has been maintained, the owner or operator shall substitute (as applicable) the maximum potential NO X concentration (MPC) as defined in section 2.1.2.1 of appendix A to this part, the maximum potential NO X emission rate, as defined in § 72.2 of this chapter, or the maximum potential concentration for SO 2 , as defined by section 2.1.1.1. Alternatively, for SO 2 or NO X , the owner or operator may substitute, if available, the hourly SO 2 or NO X concentration recorded by a certified inlet monitor, in lieu of the MPC. For each hour in which data from an inlet monitor are reported, the owner or operator shall use a method of determination code (MODC) of “22” (see Table 4a in § 75.57). In addition, under § 75.64(c), the designated representative shall submit as part of each electronic quarterly report, a certification statement, verifying the proper operation of the SO 2 or NO X add… | |||
| 40:40:18.0.1.1.4.4.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.35 Missing data procedures for CO | EPA | [67 FR 40439, June 12, 2002] | (a) The owner or operator of a unit with a CO 2 continuous emission monitoring system for determining CO 2 mass emissions in accordance with § 75.10 (or an O 2 monitor that is used to determine CO 2 concentration in accordance with appendix F to this part) shall substitute for missing CO 2 pollutant concentration data using the procedures of paragraphs (b) and (d) of this section. (b) During the first 720 quality-assured monitor operating hours following initial certification at a particular unit or stack location ( i.e. , the date and time at which quality-assured data begins to be recorded by a CEMS at that location), or (when implementing these procedures for a previously certified CO 2 monitoring system) during the 720 quality-assured monitor operating hours preceding implementation of the standard missing data procedures in paragraph (d) of this section, the owner or operator shall provide substitute CO 2 pollutant concentration data or substitute CO 2 data for heat input determination, as applicable, according to the procedures in § 75.31(b). (c) [Reserved] (d) Upon completion of 720 quality-assured monitor operating hours using the initial missing data procedures of § 75.31(b), the owner or operator shall provide substitute data for CO 2 concentration or substitute CO 2 data for heat input determination, as applicable, in accordance with the procedures in § 75.33(b) except that the term “CO 2 concentration” shall apply rather than “SO 2 concentration,” the term “CO 2 pollutant concentration monitor” or “CO 2 diluent monitor” shall apply rather than “SO 2 pollutant concentration monitor,” and the term “maximum potential CO 2 concentration, as defined in section 2.1.3.1 of appendix A to this part” shall apply, rather than “maximum potential SO 2 concentration.” | |||
| 40:40:18.0.1.1.4.4.1.7 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.36 Missing data procedures for heat input rate determinations. | EPA | [60 FR 26530, May 17, 1995, as amended at 64 FR 28604, May 26, 1999; 67 FR 40439, June 12, 2002] | (a) When hourly heat input rate is determined using a flow monitoring system and a diluent gas (O 2 or CO 2 ) monitor, substitute data must be provided to calculate the heat input whenever quality-assured data are unavailable from the flow monitor, the diluent gas monitor, or both. When flow rate data are unavailable, substitute flow rate data for the heat input rate calculation shall be provided according to § 75.31 or § 75.33, as applicable. When diluent gas data are unavailable, the owner or operator shall provide substitute O 2 or CO 2 data for the heat input rate calculations in accordance with paragraphs (b) and (d) of this section. (b) During the first 720 quality-assured monitor operating hours following initial certification at a particular unit or stack location ( i.e., the date and time at which quality-assured data begins to be recorded by a CEMS at that location), or (when implementing these procedures for a previously certified CO 2 or O 2 monitor) during the 720 quality-assured monitor operating hours preceding implementation of the standard missing data procedures in paragraph (d) of this section, the owner or operator shall provide substitute CO 2 or O 2 data, as applicable, for the calculation of heat input (under section 5.2 of appendix F to this part) according to § 75.31(b). (c) [Reserved] (d) Upon completion of 720 quality-assured monitor operating hours using the initial missing data procedures of § 75.31(b), the owner or operator shall provide substitute data for CO 2 or O 2 concentration to calculate heat input rate, as follows. Substitute CO 2 data for heat input rate determinations shall be provided according to § 75.35(d). Substitute O 2 data for the heat input rate determinations shall be provided in accordance with the procedures in § 75.33(b), except that the term “O 2 concentration” shall apply rather than the term “SO 2 concentration” and the term “O 2 diluent monitor” shall apply rather than the term “SO 2 pollutant concentration monitor.” In addition, the term… | |||
| 40:40:18.0.1.1.4.4.1.8 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | § 75.37 Missing data procedures for moisture. | EPA | [64 FR 28604, May 26, 1999, as amended at 67 FR 40439, June 12, 2002] | (a) The owner or operator of a unit with a continuous moisture monitoring system shall substitute for missing moisture data using the procedures of this section. (b) Where no prior quality-assured moisture data exist, substitute the minimum potential moisture percentage, from section 2.1.5 of appendix A to this part, except when Equation 19-3, 19-4 or 19-8 in Method 19 in appendix A to part 60 of this chapter is used to determine NO X emission rate. If Equation 19-3, 19-4 or 19-8 in Method 19 in appendix A to part 60 of this chapter is used to determine NO X emission rate, substitute the maximum potential moisture percentage, as specified in section 2.1.6 of appendix A to this part. (c) During the first 720 quality-assured monitor operating hours following initial certification at a particular unit or stack location ( i.e. , the date and time at which quality-assured data begins to be recorded by a moisture monitoring system at that location), the owner or operator shall provide substitute data for moisture according to § 75.31(b). (d) Upon completion of the first 720 quality-assured monitor operating hours following initial certification, the owner or operator shall provide substitute data for moisture as follows: (1) Unless Equation 19-3, 19-4 or 19-8 in Method 19 in appendix A to part 60 of this chapter is used to determine NO X emission rate, follow the missing data procedures in § 75.33(b), except that the term “moisture percentage” shall apply rather than “SO 2 concentration;” the term “moisture monitoring system” shall apply rather than the term “SO 2 pollutant concentration monitor;” the term “substitute the lesser of” shall apply rather than “substitute the greater of;” the terms “minimum hourly moisture percentage” and “minimum potential moisture percentage, as determined under section 2.1.5 of appendix A to this part” shall apply rather than, respectively, the terms “maximum hourly SO 2 concentration” and “maximum potential SO 2 concentration, as determined under section 2.1.1.1 of appendix … | |||
| 40:40:18.0.1.1.4.4.1.9 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | D | Subpart D—Missing Data Substitution Procedures | §§ 75.38-75.39 [Reserved] | EPA | |||||
| 40:40:18.0.1.1.4.5.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.40 General demonstration requirements. | EPA | (a) The owner or operator of an affected unit, or the owner or operator of an affected unit and representing a class of affected units which meet the criteria specified in § 75.47, required to install a continuous emission monitoring system may apply to the Administrator for approval of an alternative monitoring system (or system component) to determine average hourly emission data for SO 2 , NO X , and/or volumetric flow by demonstrating that the alternative monitoring system has the same or better precision, reliability, accessibility, and timeliness as that provided by the continuous emission monitoring system. (b) The requirements of this subpart shall be met by the alternative monitoring system when compared to a contemporaneously operating, fully certified continuous emission monitoring system or a contemporaneously operating reference method, where the appropriate reference methods are listed in § 75.22. | ||||
| 40:40:18.0.1.1.4.5.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.41 Precision criteria. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26530, May 17, 1995; 60 FR 40296, Aug. 8, 1995; 67 FR 40440, June 12, 2002] | (a) Data collection and analysis. To demonstrate precision equal to or better than the continuous emission monitoring system, the owner or operator shall conduct an F-test, a correlation analysis, and a t-test for bias as described in this section. The t-test shall be performed only on sample data at the normal operating level and primary fuel supply, whereas the F-test and the correlation analysis must be performed on each of the data sets required under paragraphs (a)(4) and (a)(5) of this section. The owner or operator shall collect and analyze data according to the following requirements: (1) Data from the alternative monitoring system and the continuous emission monitoring system shall be collected and paired in a manner that ensures each pair of values applies to hourly average emissions during the same hour. (2) An alternative monitoring system that directly measures emissions shall have probes or other measuring devices in locations that are in proximity to the continuous emission monitoring system and shall provide data on the same parameters as those measured by the continuous emission monitoring system. Data from the alternative monitoring system shall meet the statistical tests for precision in paragraph (c) of this section and the t-test for bias in appendix A of this part. (3) An alternative monitoring system that indirectly quantifies emission values by measuring inputs, operating characteristics, or outputs and then applying a regression or another quantitative technique to estimate emissions, shall meet the statistical tests for precision in paragraph (c) of this section and the t-test for bias in appendix A of this part. (4) For flow monitor alternatives, the alternative monitoring system must provide sample data for each of three different exhaust gas velocities while the unit or units, if more than one unit exhausts into the stack or duct, is burning its primary fuel at: (i) A frequently used low operating level, selected within the range between the minimum safe and stable operating le… | |||
| 40:40:18.0.1.1.4.5.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.42 Reliability criteria. | EPA | To demonstrate reliability equal to or better than the continuous emission monitoring system, the owner or operator shall demonstrate that the alternative monitoring system is capable of providing valid 1-hr averages for 95.0 percent or more of unit operating hours over a 1-yr period and that the system meets the applicable requirements of appendix B of this part. | ||||
| 40:40:18.0.1.1.4.5.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.43 Accessibility criteria. | EPA | To demonstrate accessibility equal to or better than the continuous emission monitoring system, the owner or operator shall provide reports and onsite records of emission data to demonstrate that the alternative monitoring system provides data meeting the requirements of subparts F and G of this part. | ||||
| 40:40:18.0.1.1.4.5.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.44 Timeliness criteria. | EPA | To demonstrate timeliness equal to or better than the continuous emission monitoring system, the owner or operator shall demonstrate that the alternative monitoring system can meet the requirements of subparts F and G of this part; can provide a continuous, quality-assured, permanent record of certified emissions data on an hourly basis; and can issue a record of data for the previous day within 24 hours. | ||||
| 40:40:18.0.1.1.4.5.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.45 Daily quality assurance criteria. | EPA | The owner or operator shall either demonstrate that daily tests equivalent to those specified in appendix B of this part can be performed on the alternative monitoring system or demonstrate and document that such tests are unnecessary for providing quality-assured data. | ||||
| 40:40:18.0.1.1.4.5.1.7 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.46 Missing data substitution criteria. | EPA | The owner or operator shall demonstrate that all missing data can be accounted for in a manner consistent with the applicable missing data procedures in subpart D of this part. | ||||
| 40:40:18.0.1.1.4.5.1.8 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.47 Criteria for a class of affected units. | EPA | [60 FR 40297, Aug. 8, 1995, as amended at 76 FR 17312, Mar. 28, 2011] | (a) The owner or operator of an affected unit may represent a class of affected units for the purpose of applying to the Administrator for a class-approved alternative monitoring system. (b) The owner or operator of an affected unit representing a class of affected units shall provide the following information: (1) A description of the affected unit and how it appropriately represents the class of affected units; (2) A description of the class of affected units, including data describing all of the affected units that will comprise the class. | |||
| 40:40:18.0.1.1.4.5.1.9 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | E | Subpart E—Alternative Monitoring Systems | § 75.48 Petition for an alternative monitoring system. | EPA | [60 FR 40297, Aug. 8, 1995, as amended at 64 FR 28605, May 26, 1999] | (a) The designated representative shall submit the following information in the application for certification or recertification of an alternative monitoring system. (1) Source identification information. (2) A description of the alternative monitoring system. (3) Data, calculations, and results of the statistical tests, specified in § 75.41(c) of this part, including: (i) Date and hour. (ii) Hourly test data for the alternative monitoring system at each required operating level and fuel type. The fuel type, operating level and gross unit load shall be recorded. (iii) Hourly test data for the continuous emissions monitoring system at each required operating level and fuel type. The fuel type, operating level and gross unit load shall be recorded. (iv) Arithmetic mean of the alternative monitoring system measurement values, as specified in Equation 25 in § 75.41(c) of this part, of the continuous emission monitoring system values, as specified in Equation 26 in § 75.41(c) of this part, and of their differences. (v) Standard deviation of the difference, as specified in equation A-8 in appendix A of this part. (vi) Confidence coefficient, as specified in equation A-9 in appendix A of this part. (vii) The bias test results as specified in § 7.6.4 in appendix A of this part. (viii) Variance of the measured values for the alternative monitoring system and of the measured values for the continuous emission monitoring system, as specified in Equation 23 in § 75.41(c) of this part. (ix) F-statistic, as specified in Equation 24 in § 75.41(c) of this part. (x) Critical value of F at the 95-percent confidence level with n-1 degrees of freedom. (xi) Coefficient of correlation, r, as specified in Equation 27 in § 75.41(c) of this part. (4) Data plots, specified in §§ 75.41(a)(9) and 75.41(c)(2)(i) of this part. (5) Results of monitor reliability analysis. (6) Results of monitor accessibility analysis. (7) Results of monitor timeliness analysis. (8) A detailed description of the process used to collect data, … | |||
| 40:40:18.0.1.1.4.6.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | §§ 75.50-75.52 [Reserved] | EPA | |||||
| 40:40:18.0.1.1.4.6.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | § 75.53 Monitoring plan. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26532, 26568, May 17, 1995; 61 FR 59161, Nov. 20, 1996; 64 FR 28605, May 26, 1999; 67 FR 40440, June 12, 2002; 70 FR 28682, May 18, 2005; 73 FR 4350, Jan. 24, 2008; 76 FR 17312, Mar. 28, 2011] | (a) General provisions. (1) The provisions of paragraphs (e) and (f) of this section shall be met through December 31, 2008. The owner or operator shall meet the requirements of paragraphs (a), (b), (e), and (f) of this section through December 31, 2008, except as otherwise provided in paragraph (g) of this section. On and after January 1, 2009, the owner or operator shall meet the requirements of paragraphs (a), (b), (g), and (h) of this section only. In addition, the provisions in paragraphs (g) and (h) of this section that support a regulatory option provided in another section of this part must be followed if the regulatory option is used prior to January 1, 2009. (2) The owner or operator of an affected unit shall prepare and maintain a monitoring plan. Except as provided in paragraphs (f) or (h) of this section (as applicable), a monitoring plan shall contain sufficient information on the continuous emission or opacity monitoring systems, excepted methodology under § 75.19, or excepted monitoring systems under appendix D or E to this part and the use of data derived from these systems to demonstrate that all unit SO 2 emissions, NO X emissions, CO 2 emissions, and opacity are monitored and reported. (b) Whenever the owner or operator makes a replacement, modification, or change in the certified CEMS, continuous opacity monitoring system, excepted methodology under § 75.19, excepted monitoring system under appendix D or E to this part, or alternative monitoring system under subpart E of this part, including a change in the automated data acquisition and handling system or in the flue gas handling system, that affects information reported in the monitoring plan (e.g., a change to a serial number for a component of a monitoring system), then the owner or operator shall update the monitoring plan, by the applicable deadline specified in § 75.62 or elsewhere in this part. (c)-(d) [Reserved] (e) Contents of the monitoring plan. Each monitoring plan shall contain the information in paragraph (e)(1) of t… | |||
| 40:40:18.0.1.1.4.6.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | §§ 75.54-75.56 [Reserved] | EPA | |||||
| 40:40:18.0.1.1.4.6.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | § 75.57 General recordkeeping provisions. | EPA | [64 FR 28609, May 26, 1999; 64 FR 37582, July 12, 1999; 67 FR 40440, June 12, 2002; 70 FR 28682, May 18, 2005; 72 FR 51528, Sept. 7, 2007; 73 FR 4353, Jan. 24, 2008; 76 FR 17313, Mar. 28, 2011] | The owner or operator shall meet all of the applicable recordkeeping requirements of this section. (a) Recordkeeping requirements for affected sources. The owner or operator of any affected source subject to the requirements of this part shall maintain for each affected unit a file of all measurements, data, reports, and other information required by this part at the source in a form suitable for inspection for at least three (3) years from the date of each record. Unless otherwise provided, throughout this subpart the phrase “for each affected unit” also applies to each group of affected or nonaffected units utilizing a common stack and common monitoring systems, pursuant to §§ 75.16 through 75.18, or utilizing a common pipe header and common fuel flowmeter, pursuant to section 2.1.2 of appendix D to this part. The file shall contain the following information: (1) The data and information required in paragraphs (b) through (h) of this section, beginning with the earlier of the date of provisional certification or the deadline in § 75.4(a), (b), or (c); (2) The supporting data and information used to calculate values required in paragraphs (b) through (g) of this section, excluding the subhourly data points used to compute hourly averages under § 75.10(d), beginning with the earlier of the date of provisional certification or the deadline in § 75.4(a), (b), or (c); (3) The data and information required in § 75.58 for specific situations, beginning with the earlier of the date of provisional certification or the deadline in § 75.4(a), (b), or (c); (4) The certification test data and information required in § 75.59 for tests required under § 75.20, beginning with the date of the first certification test performed, the quality assurance and quality control data and information required in § 75.59 for tests, and the quality assurance/quality control plan required under § 75.21 and appendix B to this part, beginning with the date of provisional certification; (5) The current monitoring plan as specified in § 7… | |||
| 40:40:18.0.1.1.4.6.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | § 75.58 General recordkeeping provisions for specific situations. | EPA | [64 FR 28612, May 26, 1999, as amended at 67 FR 40441, 40442, June 12, 2002; 70 FR 28683, May 18, 2005; 73 FR 4354, Jan. 24, 2008; 76 FR 17314, Mar. 28, 2011] | The owner or operator shall meet all of the applicable recordkeeping requirements of this section. (a) [Reserved] (b) Specific parametric data record provisions for calculating substitute emissions data for units with add-on emission controls. In accordance with § 75.34, the owner or operator of an affected unit with add-on emission controls shall either record the applicable information in paragraph (b)(3) of this section for each hour of missing SO 2 concentration data or NO X emission rate (in addition to other information), or shall record the information in paragraph (b)(1) of this section for SO 2 or paragraph (b)(2) of this section for NO X through an automated data acquisition and handling system, as appropriate to the type of add-on emission controls: (1) For units with add-on SO 2 emission controls using the optional parametric monitoring procedures in appendix C to this part, for each hour of missing SO 2 concentration or volumetric flow data: (i) The information required in § 75.57(c) for SO 2 concentration and volumetric flow, if either one of these monitors is still operating; (ii) Date and hour; (iii) Number of operating scrubber modules; (iv) Total feedrate of slurry to each operating scrubber module (gal/min); (v) Pressure differential across each operating scrubber module (inches of water column); (vi) For a unit with a wet flue gas desulfurization system, an in-line measure of absorber pH for each operating scrubber module; (vii) For a unit with a dry flue gas desulfurization system, the inlet and outlet temperatures across each operating scrubber module; (viii) For a unit with a wet flue gas desulfurization system, the percent solids in slurry for each scrubber module; (ix) For a unit with a dry flue gas desulfurization system, the slurry feed rate (gal/min) to the atomizer nozzle; (x) For a unit with SO 2 add-on emission controls other than wet or dry limestone, corresponding parameters approved by the Administrator; (xi) Method of determination of SO 2 concentration … | |||
| 40:40:18.0.1.1.4.6.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | F | Subpart F—Recordkeeping Requirements | § 75.59 Certification, quality assurance, and quality control record provisions. | EPA | [64 FR 28614, May 26, 1999, as amended at 67 FR 40442, June 12, 2002; 70 FR 28683, May 18, 2005; 63 FR 4354, Jan. 24, 2008; 76 FR 17315, Mar. 28, 2011] | The owner or operator shall meet all of the applicable recordkeeping requirements of this section. (a) Continuous emission or opacity monitoring systems. The owner or operator shall record the applicable information in this section for each certified monitor or certified monitoring system (including certified backup monitors) measuring and recording emissions or flow from an affected unit. (1) For each SO 2 or NO X pollutant concentration monitor, flow monitor, CO 2 emissions concentration monitor (including O 2 monitors used to determine CO 2 emissions), or diluent gas monitor (including wet- and dry-basis O 2 monitors used to determine percent moisture), the owner or operator shall record the following for all daily and 7-day calibration error tests, and all off-line calibration demonstrations, including any follow-up tests after corrective action: (i) Component-system identification code (on and after January 1, 2009, only the component identification code is required); (ii) Instrument span and span scale; (iii) On and after April 27, 2011, date, hour, and minute; (iv) Reference value ( i.e. , calibration gas concentration or reference signal value, in ppm or other appropriate units); (v) Observed value (monitor response during calibration, in ppm or other appropriate units); (vi) Percent calibration error (rounded to the nearest tenth of a percent) (flag if using alternative performance specification for low emitters or differential pressure flow monitors); (vii) Reference signal or calibration gas level; (viii) For 7-day calibration error tests, a test number and reason for test; (ix) For 7-day calibration tests for certification or recertification, a certification from the cylinder gas vendor or CEMS vendor that calibration gas, as defined in § 72.2 of this chapter and appendix A to this part, was used to conduct calibration error testing; (x) Description of any adjustments, corrective actions, or maintenance prior to a passed test or following a failed test; and (xi) Indication of whet… | |||
| 40:40:18.0.1.1.4.7.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.60 General provisions. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26538, May 17, 1995; 64 FR 28620, May 26, 1999; 67 FR 40442, June 12, 2002; 73 FR 4356, Jan. 24, 2008; 76 FR 17316, Mar. 28, 2011] | (a) The designated representative for any affected unit subject to the requirements of this part shall comply with all reporting requirements in this section and with the signatory requirements of § 72.21 of this chapter for all submissions. (b) Submissions. The designated representative shall submit all reports and petitions (except as provided in § 75.61) as follows: (1) Initial certifications. The designated representative shall submit initial certification applications according to § 75.63. (2) Recertifications. The designated representative shall submit recertification applications according to § 75.63. (3) Monitoring plans. The designated representative shall submit monitoring plans according to § 75.62. (4) Electronic quarterly reports. The designated representative shall submit electronic quarterly reports according to § 75.64. (5) Other petitions and communications. The designated representative shall submit petitions, correspondence, application forms, designated representative signature, and petition-related test results in hardcopy to the Administrator. Additional petition requirements are specified in §§ 75.66 and 75.67. (6) Semiannual or annual RATA reports. If requested in writing (or by electronic mail) by the applicable EPA Regional Office, appropriate State, and/or appropriate local air pollution control agency, the designated representative shall submit a hardcopy RATA report within 45 days after completing a required semiannual or annual RATA according to section 2.3.1 of appendix B to this part, or within 15 days of receiving the request, whichever is later. The designated representative shall report the hardcopy information required by § 75.59(a)(9) to the applicable EPA Regional Office, appropriate State, and/or appropriate local air pollution control agency that requested the RATA report. (7) Routine appendix E retest reports. If requested in writing (or by electronic mail) by the applicable EPA Regional Office, appropriate State, and/or appropriate local air pollut… | |||
| 40:40:18.0.1.1.4.7.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.61 Notifications. | EPA | [60 FR 26538, May 17, 1995, as amended at 61 FR 25582, May 22, 1996; 61 FR 59162, Nov. 22, 1996; 64 FR 28620, May 26, 1999; 67 FR 40442, 40443, June 12, 2002; 73 FR 4356, Jan. 24, 2008; 76 FR 17316, Mar. 28, 2011] | (a) Submission. The designated representative for an affected unit (or owner or operator, as specified) shall submit notice to the Administrator, to the appropriate EPA Regional Office, and to the applicable State and local air pollution control agencies for the following purposes, as required by this part. (1) Initial certification and recertification test notifications. The owner or operator or designated representative for an affected unit shall submit written notification of initial certification tests and revised test dates as specified in § 75.20 for continuous emission monitoring systems, for alternative monitoring systems under subpart E of this part, or for excepted monitoring systems under appendix E to this part, except as provided in paragraphs (a)(1)(iii), (a)(1)(iv) and (a)(4) of this section. The owner or operator shall also provide written notification of testing performed under § 75.19(c)(1)(iv)(A) to establish fuel-and-unit-specific NO X emission rates for low mass emissions units. Such notifications are not required, however, for initial certifications and recertifications of excepted monitoring systems under appendix D to this part. (i) Notification of initial certification testing and full recertification. Initial certification test notifications and notifications of full recertification testing under § 75.20(b)(2) shall be submitted not later than 21 days prior to the first scheduled day of certification or recertification testing. In emergency situations when full recertification testing is required following an uncontrollable failure of equipment that results in lost data, notice shall be sufficient if provided within 2 business days following the date when testing is scheduled. Testing may be performed on a date other than that already provided in a notice under this subparagraph as long as notice of the new date is provided either in writing or by telephone or other means at least 7 days prior to the original scheduled test date or the revised test date, whichever is earlier. (ii… | |||
| 40:40:18.0.1.1.4.7.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.62 Monitoring plan submittals. | EPA | [58 FR 3701, Jan. 11, 1993, as amended at 60 FR 26539, May 17, 1995; 64 FR 28621, May 26, 1999; 67 FR 40443, June 12, 2002; 73 FR 4356, Jan. 24, 2008; 76 FR 17316, Mar. 28, 2011] | (a) Submission —(1) Electronic. Using the format specified in paragraph (c) of this section, the designated representative for an affected unit shall submit a complete, electronic, up-to-date monitoring plan file (except for hardcopy portions identified in paragraph (a)(2) of this section) to the Administrator as follows: no later than 21 days prior to the initial certification tests; at the time of each certification or recertification application submission; and (prior to or concurrent with) the submittal of the electronic quarterly report for a reporting quarter where an update of the electronic monitoring plan information is required, either under § 75.53(b) or elsewhere in this part. (2) Hardcopy. The designated representative shall submit all of the hardcopy information required under § 75.53 to the appropriate EPA Regional Office and the appropriate State and/or local air pollution control agency prior to initial certification. Thereafter, the designated representative shall submit hardcopy information only if that portion of the monitoring plan is revised. The designated representative shall submit the required hardcopy information as follows: no later than 21 days prior to the initial certification test; with any certification or recertification application, if a hardcopy monitoring plan change is associated with the certification or recertification event; and within 30 days of any other event with which a hardcopy monitoring plan change is associated, pursuant to § 75.53(b). Electronic submittal of all monitoring plan information, including hardcopy portions, is permissible provided that a paper copy of the hardcopy portions can be furnished upon request. (b) Contents. Monitoring plans shall contain the information specified in § 75.53 of this part. (c) Format. The designated representative shall submit each monitoring plan in a format specified by the Administrator. (d) On and after April 27, 2011, consistent with § 72.21 of this chapter, a hardcopy cover letter signed by the Designated Re… | |||
| 40:40:18.0.1.1.4.7.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.63 Initial certification or recertification application. | EPA | [64 FR 28621, May 26, 1999, as amended at 67 FR 40443, June 12, 2002; 73 FR 4357, Jan. 24, 2008; 76 FR 17317, Mar. 28, 2011] | (a) Submission. The designated representative for an affected unit or a combustion source shall submit applications and reports as follows: (1) Initial certifications. (i) For CEM systems or excepted monitoring systems under appendix D or E to this part, within 45 days after completing all initial certification tests, submit: (A) To the Administrator, the electronic information required by paragraph (b)(1) of this section. Except for subpart E applications for alternative monitoring systems or unless specifically requested by the Administrator, do not submit a hardcopy of the test data and results to the Administrator. (B) To the applicable EPA Regional Office and the appropriate State and/or local air pollution control agency, the hardcopy information required by paragraph (b)(2) of this section. (ii) For units for which the owner or operator is applying for certification approval of the optional excepted methodology under § 75.19 for low mass emissions units, submit, no later than 45 days prior to commencing use of the methodology: (A) To the Administrator, the electronic low mass emission qualification information required by § 75.53(f)(5)(i) or § 75.53(h)(4)(i) (as applicable) and paragraph (b)(1)(i) of this section; and (B) To the applicable EPA Regional Office and appropriate State and/or local air pollution control agency, the hardcopy information required by § 75.19(a)(2) and § 75.53(f)(5)(ii) or § 75.53(h)(4)(ii) (as applicable), the hardcopy results of any appendix E (of this part) tests or any CEMS data analysis used to derive a fuel-and-unit-specific default NO X emission rate. (2) Recertifications and diagnostic testing. (i) Within 45 days after completing all recertification tests under § 75.20(b), submit to the Administrator the electronic information required by paragraph (b)(1) of this section. Except for subpart E applications for alternative monitoring systems or unless specifically requested by the Administrator, do not submit a hardcopy of the test data and results to the Admini… | |||
| 40:40:18.0.1.1.4.7.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.64 Quarterly reports. | EPA | [64 FR 28622, May 26, 1999, as amended at 67 FR 40444, June 12, 2002; 73 FR 4357, Jan. 24, 2008; 76 FR 17317, Mar. 28, 2011] | (a) Electronic submission. The designated representative for an affected unit shall electronically report the data and information in paragraphs (a), (b), and (c) of this section to the Administrator quarterly, beginning with the data from the earlier of the calendar quarter corresponding to the date of provisional certification or the calendar quarter corresponding to the relevant deadline for initial certification in § 75.4(a), (b), or (c). The initial quarterly report shall contain hourly data beginning with the hour of provisional certification or the hour corresponding to the relevant certification deadline, whichever is earlier. For an affected unit subject to § 75.4(d) that is shutdown on the relevant compliance date in § 75.4(a) or has been placed in long-term cold storage (as defined in § 72.2 of this chapter), quarterly reports are not required. In such cases, the owner or operator shall submit quarterly reports for the unit beginning with the data from the quarter in which the unit recommences commercial operation (where the initial quarterly report contains hourly data beginning with the first hour of recommenced commercial operation of the unit). For units placed into long-term cold storage during a reporting quarter, the exemption from submitting quarterly reports begins with the calendar quarter following the date that the unit is placed into long-term cold storage. For any provisionally-certified monitoring system, § 75.20(a)(3) shall apply for initial certifications, and § 75.20(b)(5) shall apply for recertifications. Each electronic report must be submitted to the Administrator within 30 days following the end of each calendar quarter. Prior to January 1, 2008, each electronic report shall include for each affected unit (or group of units using a common stack), the information provided in paragraphs (a)(1), (a)(2), and (a)(8) through (a)(15) of this section. During the time period of January 1, 2008 to January 1, 2009, each electronic report shall include, either the information provided in pa… | |||
| 40:40:18.0.1.1.4.7.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.65 Opacity reports. | EPA | [64 FR 28623, May 26, 1999, as amended at 67 FR 40444, June 12, 2002] | The owner or operator or designated representative shall report excess emissions of opacity recorded under § 75.57(f) to the applicable State or local air pollution control agency. | |||
| 40:40:18.0.1.1.4.7.1.7 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.66 Petitions to the Administrator. | EPA | [58 FR 3701, Jan. 11, 1993,as amended at 60 FR 26540, 26569, May 17, 1995; 61 FR 59162, Nov. 20, 1996; 64 FR 28623, May 26, 1999; 67 FR 40444, June 12, 2002; 73 FR 4358, Jan. 24, 2008] | (a) General. The designated representative for an affected unit subject to the requirements of this part may submit a petition to the Administrator requesting that the Administrator exercise his or her discretion to approve an alternative to any requirement prescribed in this part or incorporated by reference in this part. Any such petition shall be submitted in accordance with the requirements of this section. The designated representative shall comply with the signatory requirements of § 72.21 of this chapter for each submission. (b) Alternative flow monitoring method petition. In cases where no location exists for installation of a flow monitor in either the stack or the ducts serving an affected unit that satisfies the minimum physical siting criteria in appendix A of this part or where installation of a flow monitor in either the stack or duct is demonstrated to the satisfaction of the Administrator to be technically infeasible, the designated representative for the affected unit may petition the Administrator for an alternative method for monitoring volumetric flow. The petition shall, at a minimum, contain the following information: (1) Identification of the affected unit(s); (2) Description of why the minimum siting criteria cannot be met within the existing ductwork or stack(s). This description shall include diagrams of the existing ductwork or stack, as well as documentation of any attempts to locate a flow monitor; and (3) Description of proposed alternative method for monitoring flow. (c) Alternative to standards incorporated by reference. The designated representative for an affected unit may apply to the Administrator for an alternative to any standard incorporated by reference and prescribed in this part. The designated representative shall include the following information in an application: (1) A description of why the prescribed standard is not being used; (2) A description and diagram(s) of any equipment and procedures used in the proposed alternative; (3) Information demonstrati… | |||
| 40:40:18.0.1.1.4.7.1.8 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.67 Retired units petitions. | EPA | [60 FR 17131, Apr. 4, 1995, as amended at 60 FR 26541, May 17, 1995; 62 FR 55487, Oct. 24, 1997] | (a) [Reserved] (b) For combustion sources seeking to enter the Opt-in Program in accordance with part 74 of this chapter that will be permanently retired and governed upon entry into the Opt-in Program by a thermal energy plan in accordance with § 74.47 of this chapter, an exemption from the requirements of this part, including the requirement to install and certify a continuous emissions monitoring system, may be obtained from the Administrator if the designated representative submits to the Administrator a petition for such an exemption prior to the deadline in § 75.4 by which the continuous emission or opacity monitoring systems must complete the required certification tests. | |||
| 40:40:18.0.1.1.4.7.1.9 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | G | Subpart G—Reporting Requirements | § 75.68 Temporary modifications to otherwise applicable quality-assurance requirements during the COVID-19 national emergency. | EPA | [85 FR 22372, Apr. 22, 2020] | (a) Notwithstanding any other provision of this part, during and following the emergency period defined in paragraph (a)(1) of this section, the provisions of this section shall apply for purposes of reporting the data that are required to be reported under this part and completing the tests that are required to be completed under this part. (1) For purposes of this section, the emergency period begins on March 13, 2020, the date of the declaration of a national emergency concerning the novel coronavirus disease (COVID-19) outbreak by the President of the United States in accordance with 50 U.S.C. 1621, and concludes 60 days after the date of termination of the national emergency by Congress or the President in accordance with 50 U.S.C. 1622, provided that the emergency period under this section shall not extend past the expiration of the effectiveness of this section. (2) The provisions of this section shall apply with respect to the following tests that are required to be completed under this part: (i) Any quality-assurance test of a continuous emission monitoring system required under appendix B to this part or § 75.74(c). (ii) Any quality-assurance test of a fuel flowmeter required under section 2.1.6 of appendix D to this part or § 75.74(c). (iii) Any certification or recertification test of a continuous emission monitoring system required under § 75.20 or § 75.70(d). (iv) Any certification test of a fuel flowmeter required under section 2.1.5 of appendix D to this part or § 75.70(d). (v) Any periodic analysis of fuel sulfur content, density, or gross calorific value required under section 2.2 or 2.3 of appendix D to this part, provided that there have been no changes in the fuel supply since the most recent previous fuel analysis that would reasonably be expected to cause a change in such fuel characteristics. (vi) Any periodic retest of NO X emission rates required under section 2.2 of appendix E to this part. (vii) Any periodic retest of fuel-and-unit-specific NO X emission rates required under… | |||
| 40:40:18.0.1.1.4.8.1.1 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.70 NO | EPA | [63 FR 57507, Oct. 27, 1998, as amended at 64 FR 28624, May 26, 1999; 67 FR 40444, June 12, 2002] | (a) Applicability. The owner or operator of a unit shall comply with the requirements of this subpart to the extent that compliance is required by an applicable State or federal NO X mass emission reduction program that incorporates by reference, or otherwise adopts the provisions of, this subpart. (1) For purposes of this subpart, the term “affected unit” shall mean any unit that is subject to a State or federal NO X mass emission reduction program requiring compliance with this subpart, the term “non-affected unit” shall mean any unit that is not subject to such a program, the term “permitting authority” shall mean the permitting authority under an applicable State or federal NO X mass emission reduction program that adopts the requirements of this subpart, and the term “designated representative” shall mean the responsible party under the applicable State or federal NO X mass emission reduction program that adopts the requirements of this subpart. (2) In addition, the provisions of subparts A, C, D, E, F, and G and appendices A through G of this part applicable to NO X concentration, flow rate, NO X emission rate and heat input, as set forth and referenced in this subpart, shall apply to the owner or operator of a unit required to meet the requirements of this subpart by a State or federal NO X mass emission reduction program. When applying these requirements, the term “affected unit” shall mean any unit that is subject to a State or federal NO X mass emission reduction program requiring compliance with this subpart, the term “permitting authority” shall mean the permitting authority under an applicable State or federal NO X mass emission reduction program that adopts the requirements of this subpart, and the term “designated representative” shall mean the responsible party under the applicable State or federal NO X mass emission reduction program that adopts the requirements of this subpart. The requirements of this part for SO 2 , CO 2 and opacity monitoring, recordkeeping and reporting do not… | |||
| 40:40:18.0.1.1.4.8.1.2 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.71 Specific provisions for monitoring NO | EPA | [63 FR 57508, Oct. 27, 1998, as amended at 64 FR 28624, May 26, 1999; 67 FR 40444, 40445, June 12, 2002; 67 FR 53505, Aug. 16, 2002; 73 FR 4358, Jan. 24, 2008] | (a) Coal-fired units. The owner or operator of a coal-fired affected unit shall either: (1) Meet the general operating requirements in § 75.10 for a NO X -diluent continuous emission monitoring system (consisting of a NO X pollutant concentration monitor, an O 2 or CO 2 diluent gas monitor, and a data acquisition and handling system) to measure NO X emission rate and for a flow monitoring system and an O 2 or CO 2 diluent gas monitoring system to measure heat input rate, except as provided in accordance with subpart E of this part; or (2) Meet the general operating requirements in § 75.10 for a NO X concentration monitoring system (consisting of a NO X pollutant concentration monitor and a data acquisition and handling system) to measure NO X concentration and for a flow monitoring system. In addition, if heat input is required to be reported under the applicable State or federal NO X mass emission reduction program that adopts the requirements of this subpart, the owner or operator also must meet the general operating requirements for a flow monitoring system and an O 2 or CO 2 monitoring system to measure heat input rate. These requirements must be met, except as provided in accordance with subpart E of this part. (b) Moisture correction. (1) If a correction for the stack gas moisture content is needed to properly calculate the NO X emission rate in lb/mmBtu (e.g., if the NO X pollutant concentration monitor in a NO X -diluent monitoring system measures on a different moisture basis from the diluent monitor), or to calculate the heat input rate, the owner or operator of an affected unit shall account for the moisture content of the flue gas on a continuous basis in accordance with § 75.12(b). (2) If a correction for the stack gas moisture content is needed to properly calculate NO X mass emissions in tons, in the case where a NO X concentration monitoring system which measures on a dry basis is used with a flow rate monitor to determine NO X mass emissions, the owner or operator of an a… | |||
| 40:40:18.0.1.1.4.8.1.3 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.72 Determination of NO | EPA | [63 FR 57507, Oct. 27, 1998, as amended at 67 FR 40445, June 12, 2002; 73 FR 4358, Jan. 24, 2008; 88 FR 36895, June 5, 2023] | The owner or operator of an affected unit shall either: calculate hourly NO X mass emissions (in lbs) by multiplying the hourly NO X emission rate (in lbs/mmBtu) by the hourly heat input rate (in mmBtu/hr) and the unit or stack operating time (as defined in § 72.2), or, as provided in paragraph (e) of this section, calculate hourly NO X mass emissions from the hourly NO X concentration (in ppm) and the hourly stack flow rate (in scfh). Only one methodology for determining NO X mass emissions shall be identified in the monitoring plan for each monitoring location at any given time. The owner or operator shall also calculate quarterly and cumulative year-to-date NO X mass emissions and cumulative NO X mass emissions for the ozone season (in tons) by summing the hourly NO X mass emissions according to the procedures in section 8 of appendix F to this part. (a) Unit utilizing common stack with other affected unit(s). When an affected unit utilizes a common stack with one or more affected units, but no nonaffected units, the owner or operator shall either: (1) Install, certify, operate, and maintain a NO X -diluent continuous emissions monitoring system and a flow monitoring system in the common stack, record the combined NO X mass emissions for the units exhausting to the common stack, and, for purposes of determining the hourly unit heat input rates, either: (i) Apportion the common stack heat input rate to the individual units according to the procedures in § 75.16(e)(3); or (ii) Install, certify, operate, and maintain a flow monitoring system and diluent monitor in the duct to the common stack from each unit; or (iii) If any of the units using the common stack are eligible to use the procedures in appendix D to this part, (A) Use the procedures in appendix D to this part to determine heat input rate for that unit; and (B) Install, certify, operate, and maintain a flow monitoring system and a diluent monitor in the duct to the common stack for each remaining unit; or (2) Install, certify, operate… | |||
| 40:40:18.0.1.1.4.8.1.4 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.73 Recordkeeping and reporting. | EPA | [64 FR 28624, May 26, 1999, as amended at 67 FR 40446, June 12, 2002; 73 FR 4359, Jan. 24, 2008; 88 FR 36896, June 5, 2023] | (a) General recordkeeping provisions. The owner or operator of any affected unit shall maintain for each affected unit and each non-affected unit under § 75.72(b)(2)(ii) a file of all measurements, data, reports, and other information required by this part at the source in a form suitable for inspection for at least three (3) years from the date of each record. Except for the certification data required in § 75.57(a)(4) and the initial submission of the monitoring plan required in § 75.57(a)(5), the data shall be collected beginning with the earlier of the date of provisional certification or the compliance deadline in § 75.70(b). The certification data required in § 75.57(a)(4) shall be collected beginning with the date of the first certification test performed. The file shall contain the following information: (1) The information required in §§ 75.57(a)(2), (a)(4), (a)(5), (a)(6), (b), (c)(2), (d), (g), and (h). (2) The information required in §§ 75.58(b)(2) or (b)(3) (for units with add-on NO X emission controls), as applicable, (d) (as applicable for units using Appendix E to this part), and (f) (as applicable for units using the low mass emissions unit provisions of § 75.19). (3) For each hour when the unit is operating, NO X mass emission rate, calculated in accordance with section 8 of appendix F to this part. (4) During the second and third calendar quarters, cumulative ozone season heat input and cumulative ozone season operating hours. (5) Heat input and NO X methodologies for the hour. (6) Specific heat input record provisions for gas-fired or oil-fired units using the procedures in appendix D to this part. In lieu of the information required in § 75.57(c)(2), the owner or operator shall record the information in § 75.58(c) for each affected gas-fired or oil-fired unit and each non-affected gas- or oil-fired unit under § 75.72(b)(2)(ii) for which the owner or operator is using the procedures in appendix D to this part for estimating heat input. (7) Specific NO X record provisions for g… | |||
| 40:40:18.0.1.1.4.8.1.5 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.74 Annual and ozone season monitoring and reporting requirements. | EPA | [63 FR 57507, Oct. 27, 1998, as amended at 64 FR 28627, May 26, 1999; 67 FR 40446, 40447, June 12, 2002; 67 FR 57274, Sept. 9, 2002; 73 FR 4360, Jan. 24, 2008] | (a) Annual monitoring requirement. (1) The owner or operator of an affected unit subject both to an Acid Rain emission limitation and to a State or federal NO X mass reduction program that adopts the provisions of this part must meet the requirements of this part during the entire calendar year. (2) The owner or operator of an affected unit subject to a State or federal NO X mass reduction program that adopts the provisions of this part and that requires monitoring and reporting of hourly emissions on an annual basis must meet the requirements of this part during the entire calendar year. (b) Ozone season monitoring requirements. The owner or operator of an affected unit that is not required to meet the requirements of this subpart on an annual basis under paragraph (a) of this section may either: (1) Meet the requirements of this subpart on an annual basis; or (2) Meet the requirements of this subpart during the ozone season, except as specified in paragraph (c) of this section. (c) If the owner or operator of an affected unit chooses to meet the requirements of this subpart on less than an annual basis in accordance with paragraph (b)(2) of this section, then: (1) The owner or operator of a unit that uses continuous emissions monitoring systems or a fuel flowmeter to meet any of the requirements of this subpart shall quality assure the hourly ozone season emission data required by this subpart. To achieve this, the owner or operator shall operate, maintain and calibrate each required CEMS and shall perform diagnostic testing and quality assurance testing of each required CEMS or fuel flowmeter according to the applicable provisions of paragraphs (c)(2) through (c)(5) of this section. Except where otherwise noted, the provisions of paragraphs (c)(2) and (c)(3) of this section apply instead of the quality assurance provisions in sections 2.1 through 2.3 of appendix B to this part, and shall be used in lieu of those appendix B provisions. (2) Quality assurance requirements prior to the ozone season. … | |||
| 40:40:18.0.1.1.4.8.1.6 | 40 | Protection of Environment | I | C | 75 | PART 75—CONTINUOUS EMISSION MONITORING | H | Subpart H—NO | § 75.75 Additional ozone season calculation procedures. | EPA | [88 FR 36896, June 5, 2023] | (a) The owner or operator of a unit that is required to calculate daily or ozone season heat input shall do so by summing the unit's hourly heat input determined according to the procedures in this part for all hours in which the unit operated during the day or ozone season. (b) The owner or operator of a unit that is required to determine daily or ozone season NO X emission rate (in lbs/mmBtu) shall do so by dividing daily or ozone season NO X mass emissions (in lbs) determined in accordance with this subpart, by daily or ozone season heat input determined in accordance with paragraph (a) of this section. |
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