federal_register: 2010-17810
Data license: Public Domain (U.S. Government data) · Data source: Federal Register API & Regulations.gov API
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| document_number | title | type | abstract | publication_date | pub_year | pub_month | html_url | pdf_url | agency_names | agency_ids | excerpts | regulation_id_numbers |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010-17810 | Approval and Promulgation of Air Quality Implementation Plans; Colorado; Attainment Demonstration for the 1997 8-Hour Ozone Standard, and Approval of Related Revisions | Proposed Rule | EPA is proposing to act on proposed revisions to Colorado's State Implementation Plan (SIP). On June 18, 2009, Colorado submitted proposed SIP revisions intended to ensure attainment of the 1997 ozone National Ambient Air Quality Standards (NAAQS) in the Denver Metro Area/North Front Range nonattainment area by 2010. The June 18, 2009 submittal consists of an ozone attainment plan, which includes emission inventories, a modeled attainment demonstration using photochemical grid modeling, a weight of evidence analysis, and 2010 motor vehicle emissions budgets for transportation conformity. The submittal also includes revisions to Colorado Regulation Numbers 3 and 7 and to Colorado's Ambient Air Quality Standards Regulation. EPA is proposing to approve the attainment demonstration, the rest of the ozone attainment plan, with limited exceptions, and the revisions to Colorado Regulation Number 3, Parts A and B. EPA is proposing to approve portions of the revisions to Colorado Regulation Number 7 and to disapprove other portions. EPA is proposing to disapprove Colorado Regulation Number 3, Part C, and Colorado's Ambient Air Quality Standards Regulation. EPA is proposing to disapprove limited portions of the ozone attainment plan. EPA is proposing these actions pursuant to section 110 and part D of the Clean Air Act (CAA) and EPA's regulations. | 2010-07-21 | 2010 | 7 | https://www.federalregister.gov/documents/2010/07/21/2010-17810/approval-and-promulgation-of-air-quality-implementation-plans-colorado-attainment-demonstration-for | https://www.govinfo.gov/content/pkg/FR-2010-07-21/pdf/2010-17810.pdf | Environmental Protection Agency | 145 | EPA is proposing to act on proposed revisions to Colorado's State Implementation Plan (SIP). On June 18, 2009, Colorado submitted proposed SIP revisions intended to ensure attainment of the 1997 ozone National Ambient Air Quality Standards (NAAQS) in... |