id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id EPA-R03-OAR-2023-0419-0054,EPA,EPA-R03-OAR-2023-0419,D.2_Final RTC_Cambria-Westmoreland Redesignation,Supporting & Related Material,,2024-12-17T05:00:00Z,2024,12,,,2024-12-18T02:41:38Z,,0,0,090000648687824f EPA-R03-OAR-2023-0419-0055,EPA,EPA-R03-OAR-2023-0419,Air Quality State Implementation Plans; Approvals and Promulgations: Pennsylvania; Redesignation of Portions of Westmoreland and Cambria Counties for the 2010 Sulfur Dioxide NAAQS,Rule,,2024-12-17T05:00:00Z,2024,12,2024-12-17T05:00:00Z,,2024-12-17T14:48:10Z,2024-29229,0,0,0900006486877cc4 EPA-R03-OAR-2023-0419-0052,EPA,EPA-R03-OAR-2023-0419,FRN_Docket Index for Westmoreland Redesig,Supporting & Related Material,,2024-12-17T05:00:00Z,2024,12,,,2024-12-18T02:41:24Z,,0,0,090000648662606c EPA-R03-OAR-2023-0419-0053,EPA,EPA-R03-OAR-2023-0419,D.1_Final TSD_Cambria-Westmoreland Redesignation,Supporting & Related Material,,2024-12-17T05:00:00Z,2024,12,,,2024-12-18T02:41:53Z,,0,0,090000648687824e EPA-R03-OAR-2023-0419-0027,EPA,EPA-R03-OAR-2023-0419,B.20_MD Rd2 rec_att1,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:36:19Z,,0,0,0900006486385f19 EPA-R03-OAR-2023-0419-0002,EPA,EPA-R03-OAR-2023-0419,A.4_PADEP Response to EPA AttachA_June23,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:31:25Z,,0,0,0900006486385692 EPA-R03-OAR-2023-0419-0032,EPA,EPA-R03-OAR-2023-0419,B.15_Updated 2010 so2designations guidance_March2015,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:37:32Z,,0,0,0900006486385f1e EPA-R03-OAR-2023-0419-0033,EPA,EPA-R03-OAR-2023-0419,B.11_Addtl_Clarification_AppendixW_March2011,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:37:44Z,,0,0,0900006486385f1f EPA-R03-OAR-2023-0419-0031,EPA,EPA-R03-OAR-2023-0419,B.5_AERSURFACE_userguide2020_v20060,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:37:20Z,,0,0,0900006486385f1d EPA-R03-OAR-2023-0419-0004,EPA,EPA-R03-OAR-2023-0419,B.26_Ebensburg title V permit_May2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:31:50Z,,0,0,0900006486385ef3 EPA-R03-OAR-2023-0419-0018,EPA,EPA-R03-OAR-2023-0419,B.4_AppA AECOM Supp SO2 Compliance Modeling Report Indiana NAA_Dec2019,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:34:40Z,,0,0,0900006486385f0f EPA-R03-OAR-2023-0419-0009,EPA,EPA-R03-OAR-2023-0419,B.12_AERMOD Implementation Guide_April2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:32:52Z,,0,0,0900006486385ef8 EPA-R03-OAR-2023-0419-0011,EPA,EPA-R03-OAR-2023-0419,B.3_AECOM Station Project Plan for Conemaugh Seward_March2015,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:33:27Z,,0,0,0900006486385f05 EPA-R03-OAR-2023-0419-0029,EPA,EPA-R03-OAR-2023-0419,C.3_Remand no vacatur_Indiana plan_April2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:36:56Z,,0,0,0900006486385f1b EPA-R03-OAR-2023-0419-0040,EPA,EPA-R03-OAR-2023-0419,A.5_EPA Response to PADEP Comments_Jan2024,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:31:13Z,,0,0,09000064863e81eb EPA-R03-OAR-2023-0419-0042,EPA,EPA-R03-OAR-2023-0419,B.1_R3 Memo WestmorelandCambriaPA ModelingFileAvailability,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:30:36Z,,0,0,09000064863ef39d EPA-R03-OAR-2023-0419-0022,EPA,EPA-R03-OAR-2023-0419,B.21_EPA response MD Rd2 att,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:35:31Z,,0,0,0900006486385f13 EPA-R03-OAR-2023-0419-0001,EPA,EPA-R03-OAR-2023-0419,"Air Quality Designations for the 2010 Sulfur Dioxide (SO2) Primary National Ambient Air Quality Standard: Portions of Westmoreland and Cambria Counties, PA",Proposed Rule,,2024-02-12T05:00:00Z,2024,2,2024-02-12T05:00:00Z,2024-03-29T03:59:59Z,2024-03-30T01:00:30Z,2024-02834,0,0,09000064864008ef EPA-R03-OAR-2023-0419-0015,EPA,EPA-R03-OAR-2023-0419,B.13_Met Monitoring Guidace for Reg Modeling_Feb2000,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:34:04Z,,0,0,0900006486385f0b EPA-R03-OAR-2023-0419-0041,EPA,EPA-R03-OAR-2023-0419,A.4_PADEP Response to EPA AttachA_June23,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:39:08Z,,0,0,09000064863ee44f EPA-R03-OAR-2023-0419-0005,EPA,EPA-R03-OAR-2023-0419,A.3_PADEP Response to EPA Ltr_June2023,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:32:03Z,,0,0,0900006486385ef4 EPA-R03-OAR-2023-0419-0008,EPA,EPA-R03-OAR-2023-0419,B.18_Revisions to air quality model guideline_Jan2017,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:32:39Z,,0,0,0900006486385ef7 EPA-R03-OAR-2023-0419-0021,EPA,EPA-R03-OAR-2023-0419,B.16_2010 so2designations_Rd3_July2016,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:35:18Z,,0,0,0900006486385f12 EPA-R03-OAR-2023-0419-0039,EPA,EPA-R03-OAR-2023-0419,B.19_Q and A_revised stack height,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:38:32Z,,0,0,0900006486388b6f EPA-R03-OAR-2023-0419-0014,EPA,EPA-R03-OAR-2023-0419,B.22_IndianaSupplementModelingReport_AECOM_Dec2019,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:33:52Z,,0,0,0900006486385f0a EPA-R03-OAR-2023-0419-0026,EPA,EPA-R03-OAR-2023-0419,C.1_Petition_3rdCirduit_Indiana plan_Dec2020,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:36:30Z,,0,0,0900006486385f17 EPA-R03-OAR-2023-0419-0007,EPA,EPA-R03-OAR-2023-0419,B.7_AERMET_userguide_June2022,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:32:27Z,,0,0,0900006486385ef6 EPA-R03-OAR-2023-0419-0036,EPA,EPA-R03-OAR-2023-0419,A.2_WestmorelandCambria SO2 Redesignation TSD_Jan2023,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:38:20Z,,0,0,0900006486385f2d EPA-R03-OAR-2023-0419-0003,EPA,EPA-R03-OAR-2023-0419,A.1_EPA Ltr_Initial Notification of Redesignation Feb23,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:31:38Z,,0,0,0900006486385ef2 EPA-R03-OAR-2023-0419-0019,EPA,EPA-R03-OAR-2023-0419,B.27_Colver Power title V permit_revJan2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:34:52Z,,0,0,0900006486385f10 EPA-R03-OAR-2023-0419-0016,EPA,EPA-R03-OAR-2023-0419,B.25_Seward title V permit_July2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:34:16Z,,0,0,0900006486385f0c EPA-R03-OAR-2023-0419-0017,EPA,EPA-R03-OAR-2023-0419,B.6_AERMOD_userguide_2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:34:27Z,,0,0,0900006486385f0e EPA-R03-OAR-2023-0419-0023,EPA,EPA-R03-OAR-2023-0419,B.23_IndianaSupplementModelingProtocol_Oct2019,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:35:42Z,,0,0,0900006486385f14 EPA-R03-OAR-2023-0419-0035,EPA,EPA-R03-OAR-2023-0419,B.29_WingraEngineering_SewardConemaugh_April2022,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:38:08Z,,0,0,0900006486385f2c EPA-R03-OAR-2023-0419-0044,EPA,EPA-R03-OAR-2023-0419,A.6_EPA Response Ltr to PADEP_Signed 6Feb2024,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:31:01Z,,0,0,09000064863ef5f3 EPA-R03-OAR-2023-0419-0030,EPA,EPA-R03-OAR-2023-0419,B.24_Conemaugh title V permit_Oct2019 (reference only),Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:37:08Z,,0,0,0900006486385f1c EPA-R03-OAR-2023-0419-0034,EPA,EPA-R03-OAR-2023-0419,B.30_2022_RSL-Day3-Region3_Rundown,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:37:56Z,,0,0,0900006486385f20 EPA-R03-OAR-2023-0419-0043,EPA,EPA-R03-OAR-2023-0419,Docket Index for Westmoreland Redesig,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:30:49Z,,0,0,09000064863ef4a8 EPA-R03-OAR-2023-0419-0006,EPA,EPA-R03-OAR-2023-0419,B.8_AERMET_userguide2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:32:15Z,,0,0,0900006486385ef5 EPA-R03-OAR-2023-0419-0025,EPA,EPA-R03-OAR-2023-0419,B.17_2010 so2designations_Rd4_Sept2019,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:36:07Z,,0,0,0900006486385f16 EPA-R03-OAR-2023-0419-0010,EPA,EPA-R03-OAR-2023-0419,B.2_SO2 Modeling TAD,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:33:04Z,,0,0,0900006486385f03 EPA-R03-OAR-2023-0419-0024,EPA,EPA-R03-OAR-2023-0419,C.2_EPA index to record_Feb2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:35:54Z,,0,0,0900006486385f15 EPA-R03-OAR-2023-0419-0013,EPA,EPA-R03-OAR-2023-0419,C.4_3rdCircuit grants remand no vacatur_Indiana plan_Aug2021,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:33:16Z,,0,0,0900006486385f09 EPA-R03-OAR-2023-0419-0038,EPA,EPA-R03-OAR-2023-0419,B.14_Modeling Protocol_Indiana_June2017,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:38:56Z,,0,0,0900006486386545 EPA-R03-OAR-2023-0419-0012,EPA,EPA-R03-OAR-2023-0419,B.10_Tsirigotis_Rd4_so2_Desig_memo_Sept2019,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:33:40Z,,0,0,0900006486385f07 EPA-R03-OAR-2023-0419-0037,EPA,EPA-R03-OAR-2023-0419,B.9_GEP Stack Height Seward_Jan1989,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:38:44Z,,0,0,0900006486386489 EPA-R03-OAR-2023-0419-0028,EPA,EPA-R03-OAR-2023-0419,B.5_AERSURFACE_userguide_Feb2020,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:36:43Z,,0,0,0900006486385f1a EPA-R03-OAR-2023-0419-0020,EPA,EPA-R03-OAR-2023-0419,B.28_IndianaSupplementModelingProtocol_Sept2020,Supporting & Related Material,,2024-02-12T05:00:00Z,2024,2,,,2024-02-17T02:35:06Z,,0,0,0900006486385f11