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withdrawn,object_id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-HQ-OAR-2021-0668-0917,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting Kinder Morgan 7.18.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:37Z,,0,0,09000064851d10e2
EPA-HQ-OAR-2021-0668-0921,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting Americas Power 8.18.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:25Z,,0,0,090000648524f331
EPA-HQ-OAR-2021-0668-0920,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting  INGAA 8/10/2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:17Z,,0,0,090000648524f1fe
EPA-HQ-OAR-2021-0668-0916,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting  Entergy 7.12.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:48Z,,0,0,09000064851c510c
EPA-HQ-OAR-2021-0668-0914,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting - Xcel_Energy 6.14.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:42Z,,0,0,0900006485164195
EPA-HQ-OAR-2021-0668-0919,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting  EEI 7.27.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:31Z,,0,0,09000064852015a4
EPA-HQ-OAR-2021-0668-0918,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting PJM 7.7.2022,Supporting & Related Material,Meeting Materials,2022-12-14T05:00:00Z,2022,12,,,2022-12-15T01:40:54Z,,0,0,09000064851d10e4
EPA-HQ-OAR-2021-0668-0249,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting AF&PA 5.12.2022,Supporting & Related Material,Meeting Materials,2022-12-13T05:00:00Z,2022,12,,,2022-12-14T03:13:25Z,,0,0,090000648509f452
EPA-HQ-OAR-2021-0668-0913,EPA,EPA-HQ-OAR-2021-0668,Deadlines for Submission and Recordation of Allowance Allocations Under the Cross-State Air Pollution Rule (CSAPR) Trading Programs and the Texas SO2 Trading Program,Rule,Final Rule,2022-08-26T04:00:00Z,2022,8,,,2022-08-26T14:47:16Z,2022-18318,0,0,0900006485278f2b
EPA-HQ-OAR-2021-0668-0915,EPA,EPA-HQ-OAR-2021-0668,MOG-OSAT-APCA-Modeling-Summary-18-Mar-2022,Supporting & Related Material,Letter,2022-08-26T04:00:00Z,2022,8,,,2022-08-27T00:32:33Z,,0,0,09000064851b133e
EPA-HQ-OAR-2021-0668-0311,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting - NAES 6.15.2022,Supporting & Related Material,Meeting Materials,2022-06-21T04:00:00Z,2022,6,,,2022-06-22T01:15:00Z,,0,0,0900006485167c5c
EPA-HQ-OAR-2021-0668-0312,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting - PJM 6.17.2022,Supporting & Related Material,Meeting Materials,2022-06-21T04:00:00Z,2022,6,,,2022-06-22T01:16:45Z,,0,0,09000064851798a3
EPA-HQ-OAR-2021-0668-0252,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting. Class of 85 5.12.2022,Supporting & Related Material,Meeting Materials,2022-06-07T04:00:00Z,2022,6,,,2022-06-08T00:59:27Z,,0,0,090000648509f399
EPA-HQ-OAR-2021-0668-0250,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting Class of 85 4.27.2022,Supporting & Related Material,Meeting Materials,2022-06-07T04:00:00Z,2022,6,,,2022-06-08T01:00:02Z,,0,0,090000648504962a
EPA-HQ-OAR-2021-0668-0251,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting  CEG (5.4.2022),Supporting & Related Material,Meeting Materials,2022-06-07T04:00:00Z,2022,6,,,2022-06-08T00:58:44Z,,0,0,0900006485068408
EPA-HQ-OAR-2021-0668-0254,EPA,EPA-HQ-OAR-2021-0668,Transcript of Virtual Public Hearing on the Proposed Good Neighbor Plan for the 2015 Ozone NAAQS,Supporting & Related Material,"Public Hearing Transcript, Deposition, Testimony",2022-06-07T04:00:00Z,2022,6,,,2022-06-08T00:58:35Z,,0,0,09000064851434c5
EPA-HQ-OAR-2021-0668-0253,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting CEG ERM 5.18.2022,Supporting & Related Material,Meeting Materials,2022-06-07T04:00:00Z,2022,6,,,2022-06-08T00:59:19Z,,0,0,090000648509f451
EPA-HQ-OAR-2021-0668-0255,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting EEI (4.25.2022),Supporting & Related Material,Meeting Materials,2022-06-07T04:00:00Z,2022,6,,,2022-06-08T00:58:24Z,,0,0,09000064850683c8
EPA-HQ-OAR-2021-0668-0236,EPA,EPA-HQ-OAR-2021-0668,Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standard,Proposed Rule,,2022-05-12T04:00:00Z,2022,5,,,2022-05-12T12:12:08Z,2022-10124,0,0,0900006485072e98
EPA-HQ-OAR-2021-0668-0226,EPA,EPA-HQ-OAR-2021-0668,2015 NAAQS EGU ICR Supporting Statement,Supporting & Related Material,ICR Supporting Statement,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:12:28Z,,0,0,0900006484ffa053
EPA-HQ-OAR-2021-0668-0228,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting MDE 04.13.2022,Supporting & Related Material,Meeting Materials,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:12:08Z,,0,0,090000648501b357
EPA-HQ-OAR-2021-0668-0225,EPA,EPA-HQ-OAR-2021-0668,Transport Proposal – Tier 2 Boiler Analysis 0 03-16-2022; All NAICS Units – 2023 Industry Identification Analysis (Attachment),Supporting & Related Material,Data,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:11:48Z,,0,0,090000648503badd
EPA-HQ-OAR-2021-0668-0230,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting  Inv Coord 04132022,Supporting & Related Material,Meeting Materials,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:13:03Z,,0,0,090000648502e65a
EPA-HQ-OAR-2021-0668-0229,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting DNREC 4.13.2022,Supporting & Related Material,Meeting Materials,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:12:17Z,,0,0,090000648501b3b6
EPA-HQ-OAR-2021-0668-0227,EPA,EPA-HQ-OAR-2021-0668,Tribal Consultation Letter,Supporting & Related Material,Letter,2022-04-27T04:00:00Z,2022,4,,,2022-04-28T01:12:51Z,,0,0,090000648500116e
EPA-HQ-OAR-2021-0668-0044,EPA,EPA-HQ-OAR-2021-0668,Available and Emerging Technologies for Reducing Greenhouse Gas Emissions from the Iron and Steel Industry,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:35:15Z,,0,0,0900006484f78677
EPA-HQ-OAR-2021-0668-0050,EPA,EPA-HQ-OAR-2021-0668,NOX Emission in Iron and Steel Production: A Review of Control measures for Safe and Eco-friendly Environment,Supporting & Related Material,Publication,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:55:18Z,,0,0,0900006484f78828
EPA-HQ-OAR-2021-0668-0062,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting OTC 2021 11.02,Supporting & Related Material,Meeting Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:53:08Z,,0,0,0900006484f895c6
EPA-HQ-OAR-2021-0668-0067,EPA,EPA-HQ-OAR-2021-0668,2010-2020 Design Values,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:45:44Z,,0,0,0900006484fa107b
EPA-HQ-OAR-2021-0668-0072,EPA,EPA-HQ-OAR-2021-0668,O3-PM-RH-Modeling Guidance-2018,Supporting & Related Material,Memorandum,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:47:24Z,,0,0,0900006484fa2dda
EPA-HQ-OAR-2021-0668-0092,EPA,EPA-HQ-OAR-2021-0668,2019 National Emissions Inventory Technical Support Document: Point Data Category,Supporting & Related Material,Publication - USEPA,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:43:55Z,,0,0,0900006484fa44e3
EPA-HQ-OAR-2021-0668-0113,EPA,EPA-HQ-OAR-2021-0668,NOx Control Retrofit Cost Tool Fleetwide Assessment Proposed CSAPR 2015 NAAQS,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:43:33Z,,0,0,0900006484fa4cc9
EPA-HQ-OAR-2021-0668-0117,EPA,EPA-HQ-OAR-2021-0668,Ozone AQAT Proposal,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:49:26Z,,0,0,0900006484fa4ccb
EPA-HQ-OAR-2021-0668-0178,EPA,EPA-HQ-OAR-2021-0668,Proposed amendments to 40 CFR part 78 (RLSO),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:32:58Z,,0,0,0900006484fbc702
EPA-HQ-OAR-2021-0668-0183,EPA,EPA-HQ-OAR-2021-0668,Proposed amendments to 40 CFR part 97 subpart EEEEE (RLSO),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:33:05Z,,0,0,0900006484fbcce5
EPA-HQ-OAR-2021-0668-0134,EPA,EPA-HQ-OAR-2021-0668,Illustrative non-EGU PM Benefits Analysis,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:35:46Z,,0,0,0900006484fa53cc
EPA-HQ-OAR-2021-0668-0165,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting NOxSCR 2022 0124,Supporting & Related Material,Meeting Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:38:12Z,,0,0,0900006484fae0c1
EPA-HQ-OAR-2021-0668-0173,EPA,EPA-HQ-OAR-2021-0668,OS Heat Input­ Variability 2000 to 2021,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:39:58Z,,0,0,0900006484fb6d9c
EPA-HQ-OAR-2021-0668-0189,EPA,EPA-HQ-OAR-2021-0668,Technical Support Document for the Delaware State Implementation Plan for the Infrastructure Requirements for the 2015 Ozone Standard and Revisions to Modeling Requirements,Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:32:35Z,,0,0,0900006484fc0c42
EPA-HQ-OAR-2021-0668-0194,EPA,EPA-HQ-OAR-2021-0668,"ICR for the Proposed Rule, Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Primary Ozone National Ambient Air Quality Standard: Transport Obligations for non-Electric Generating Units",Supporting & Related Material,ICR Supporting Statement,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:33:59Z,,0,0,0900006484ffa1f9
EPA-HQ-OAR-2021-0668-0043,EPA,EPA-HQ-OAR-2021-0668,EU - JRC Best Available Techniques (BAT) Reference Document for Iron and Steel Production,Supporting & Related Material,Publication - Copyrighted Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:54:09Z,,0,0,0900006484f78676
EPA-HQ-OAR-2021-0668-0119,EPA,EPA-HQ-OAR-2021-0668,Historical NOx Seasonal Emission Rates for Units with SCR,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:48:47Z,,0,0,0900006484fa5398
EPA-HQ-OAR-2021-0668-0080,EPA,EPA-HQ-OAR-2021-0668,Administrator Wheeler Oct 1 2020 SAFETEA Request Letter,Supporting & Related Material,Letter,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:41:31Z,,0,0,0900006484fa48bc
EPA-HQ-OAR-2021-0668-0089,EPA,EPA-HQ-OAR-2021-0668,Final Report: Engineering and Economic Factors Affecting the Installation of Control Technologies for Multipollutant Strategies,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:56:19Z,,0,0,0900006484fa4ae0
EPA-HQ-OAR-2021-0668-0099,EPA,EPA-HQ-OAR-2021-0668,"Air Quality Modeling Technical Support Document Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standards Proposed 
Rulemaking",Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:42:09Z,,0,0,0900006484fa4d47
EPA-HQ-OAR-2021-0668-0124,EPA,EPA-HQ-OAR-2021-0668,Discussion of Short-term Emission Limits,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:41:46Z,,0,0,0900006484fa539d
EPA-HQ-OAR-2021-0668-0115,EPA,EPA-HQ-OAR-2021-0668,Optimizing SCR Units with Best Historical NOX Rates Updated to 2021,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:57:29Z,,0,0,0900006484fa51cf
EPA-HQ-OAR-2021-0668-0014,EPA,EPA-HQ-OAR-2021-0668,"Applicability and Feasibility of NOx, SO2, and PM Emission Control Technologies for Industrial, Commercial, and Institutional Boilers (November, 2008, with January, 2009 revision)",Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:50:20Z,,0,0,0900006484f5b3d2
EPA-HQ-OAR-2021-0668-0023,EPA,EPA-HQ-OAR-2021-0668,Energy Recovery Council - 2018 Directory of Waste to Energy Facilities,Supporting & Related Material,Publication - Copyrighted Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:50:43Z,,0,0,0900006484f6740a
EPA-HQ-OAR-2021-0668-0025,EPA,EPA-HQ-OAR-2021-0668,Ozone Transport Commission - Municipal Waste Combustor Workgroup Report,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:50:58Z,,0,0,0900006484f6740b
EPA-HQ-OAR-2021-0668-0100,EPA,EPA-HQ-OAR-2021-0668,Annual state and county summaries of emissions used in air quality modeling,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:46:46Z,,0,0,0900006484fa4d48
EPA-HQ-OAR-2021-0668-0007,EPA,EPA-HQ-OAR-2021-0668,Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standard,Proposed Rule,,2022-04-06T04:00:00Z,2022,4,2022-04-06T04:00:00Z,2022-06-22T03:59:59Z,2023-07-20T01:01:41Z,2022-04551,0,0,0900006484ffb301
EPA-HQ-OAR-2021-0668-0107,EPA,EPA-HQ-OAR-2021-0668,Emissions Inventory Projection and Control Factors for Future Years and their Impacts,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:47:59Z,,0,0,0900006484fa4ddb
EPA-HQ-OAR-2021-0668-0035,EPA,EPA-HQ-OAR-2021-0668,OTC Regulatory and Technical Guideline for Control of Nitrogen Oxides (NOx) Emissions from Natural Gas Pipeline Compressor Fuel‐Fired Prime Movers: Analysis of Technical Feasibility and Cost Effectiveness,Supporting & Related Material,Analysis,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:55:25Z,,0,0,0900006484f783a3
EPA-HQ-OAR-2021-0668-0037,EPA,EPA-HQ-OAR-2021-0668,EPA Air Pollution Control Cost Manual,Supporting & Related Material,Publication - USEPA,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:51:45Z,,0,0,0900006484f78671
EPA-HQ-OAR-2021-0668-0041,EPA,EPA-HQ-OAR-2021-0668,Design and Operational Considerations for Selective Catalytic Reduction Technologies at Coal-fired Boilers,Supporting & Related Material,Publication - Copyrighted Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:53:24Z,,0,0,0900006484f7870f
EPA-HQ-OAR-2021-0668-0048,EPA,EPA-HQ-OAR-2021-0668,Midwest Regional Planning Organization (RPO) Identification and Evaluation of Candidate Control Measures,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:53:54Z,,0,0,0900006484f78714
EPA-HQ-OAR-2021-0668-0056,EPA,EPA-HQ-OAR-2021-0668,Electronic Reporting Requirements for New Source Performance Standards (NSPS) and National Emission Standards for Hazardous Air Pollutants (NESHAP) Rules; Docket EPA-HQ-OAR-2016-0243,Supporting & Related Material,Memorandum,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:54:01Z,,0,0,0900006484f7a316
EPA-HQ-OAR-2021-0668-0074,EPA,EPA-HQ-OAR-2021-0668,Preliminary 2021 Design Values,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:57:13Z,,0,0,0900006484fa2de8
EPA-HQ-OAR-2021-0668-0075,EPA,EPA-HQ-OAR-2021-0668,Integrated Science Assessment of Ozone and Related Photochemical Oxidants (2013),Supporting & Related Material,Publication - USEPA,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:45:20Z,,0,0,0900006484fa429c
EPA-HQ-OAR-2021-0668-0144,EPA,EPA-HQ-OAR-2021-0668,A Review of Operational Water Consumption and Withdrawal Factors for Electricity Generating Technologies,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:34:14Z,,0,0,0900006484fad0c6
EPA-HQ-OAR-2021-0668-0172,EPA,EPA-HQ-OAR-2021-0668,Miami Fort Hourly Emission Rate at Capacity Factor of 50%-80%,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:39:50Z,,0,0,0900006484fb6d9b
EPA-HQ-OAR-2021-0668-0174,EPA,EPA-HQ-OAR-2021-0668,Illustrative calculations using proposed secondary emissions limitation formula,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:38:52Z,,0,0,0900006484fba9ec
EPA-HQ-OAR-2021-0668-0186,EPA,EPA-HQ-OAR-2021-0668,Catalog of CHP Technologies,Supporting & Related Material,Guidance,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:41:01Z,,0,0,0900006484fbc863
EPA-HQ-OAR-2021-0668-0135,EPA,EPA-HQ-OAR-2021-0668,Ozone and PM Health Benefits for the Proposal,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:44:57Z,,0,0,0900006484fa53c6
EPA-HQ-OAR-2021-0668-0132,EPA,EPA-HQ-OAR-2021-0668,Allowance Allocation Under The Proposed Rule TSD,Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:45:29Z,,0,0,0900006484fa53cb
EPA-HQ-OAR-2021-0668-0138,EPA,EPA-HQ-OAR-2021-0668,"Article, Sedimentation and Sustainability of Western American Reservoirs",Supporting & Related Material,Publication - Copyrighted Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:40:31Z,,0,0,0900006484fa7f35
EPA-HQ-OAR-2021-0668-0153,EPA,EPA-HQ-OAR-2021-0668,Environmental Justice Ozone Exposure Analysis Files,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:39:35Z,,0,0,0900006484fb42c8
EPA-HQ-OAR-2021-0668-0175,EPA,EPA-HQ-OAR-2021-0668,Recall of additional CSAPR NOx Ozone Season Group 2 allowances (proposed),Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:39:00Z,,0,0,0900006484fba9ed
EPA-HQ-OAR-2021-0668-0191,EPA,EPA-HQ-OAR-2021-0668,Non-EGU Applicability Requirements versus Results from Non-EGU Screening Assessment for 2026,Supporting & Related Material,Memorandum,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:32:27Z,,0,0,0900006484fee670
EPA-HQ-OAR-2021-0668-0042,EPA,EPA-HQ-OAR-2021-0668,Blast Furnace Process. In: Basic Concepts of Iron and Steel Making,Supporting & Related Material,Publication - Copyrighted Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:53:31Z,,0,0,0900006484f78711
EPA-HQ-OAR-2021-0668-0120,EPA,EPA-HQ-OAR-2021-0668,State-of-the-Art Combustion Control Data,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:48:55Z,,0,0,0900006484fa5399
EPA-HQ-OAR-2021-0668-0047,EPA,EPA-HQ-OAR-2021-0668,Menu of Control Measures,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:51:21Z,,0,0,0900006484f7867a
EPA-HQ-OAR-2021-0668-0125,EPA,EPA-HQ-OAR-2021-0668,EGU NOx Mitigation Strategies Proposed Rule TSD,Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:57:05Z,,0,0,0900006484fa53a5
EPA-HQ-OAR-2021-0668-0118,EPA,EPA-HQ-OAR-2021-0668,Retrofit Cost Analyzer (Update 1-26-2022),Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:48:39Z,,0,0,0900006484fa5397
EPA-HQ-OAR-2021-0668-0031,EPA,EPA-HQ-OAR-2021-0668,Stationary Reciprocating Internal Combustion Engines Technical Support Document for NOx SIP Call Proposal,Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:54:32Z,,0,0,0900006484f782bb
EPA-HQ-OAR-2021-0668-0101,EPA,EPA-HQ-OAR-2021-0668,"IPM Model – Updates to Cost and Performance for APC Technologies SCR Cost Development Methodology for Oil/Gas-fired Boilers, Final (Aug 2021)",Supporting & Related Material,Analysis,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:44:03Z,,0,0,0900006484fa4d5f
EPA-HQ-OAR-2021-0668-0106,EPA,EPA-HQ-OAR-2021-0668,Technical Support Document: Installation Timing for Low NOx Burners (LNB),Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:47:47Z,,0,0,0900006484fa4dd8
EPA-HQ-OAR-2021-0668-0111,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting EJ Webinar 10/26/2021,Supporting & Related Material,Meeting Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:47:40Z,,0,0,0900006484fa4ff6
EPA-HQ-OAR-2021-0668-0020,EPA,EPA-HQ-OAR-2021-0668,Lehigh SW Cement - Bay Area AQD - A0017 05 05 2020 Final Renewal Permit,Supporting & Related Material,"Permit, Registration",2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:52:30Z,,0,0,0900006484f65d1a
EPA-HQ-OAR-2021-0668-0163,EPA,EPA-HQ-OAR-2021-0668,Energy and Environmental Profile of the U.S. Glass Industry,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:43:18Z,,0,0,0900006484f78224
EPA-HQ-OAR-2021-0668-0078,EPA,EPA-HQ-OAR-2021-0668,Integrated Science Assessment for Ozone and Related Photochemical Oxidants (2020),Supporting & Related Material,Publication - USEPA,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:43:48Z,,0,0,0900006484fa450a
EPA-HQ-OAR-2021-0668-0085,EPA,EPA-HQ-OAR-2021-0668,Combustion Turbine NOx Control Technology Memo (Jan 2022),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:42:24Z,,0,0,0900006484fa4abe
EPA-HQ-OAR-2021-0668-0104,EPA,EPA-HQ-OAR-2021-0668,Typical Installation Timelines for NOx Emissions Control Technologies on Industrial Sources (ICAC),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:44:25Z,,0,0,0900006484fa4be3
EPA-HQ-OAR-2021-0668-0066,EPA,EPA-HQ-OAR-2021-0668,Onroad mobile source activity data by county,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:42:55Z,,0,0,0900006484fa1d08
EPA-HQ-OAR-2021-0668-0039,EPA,EPA-HQ-OAR-2021-0668,"AP 42 Compilation of Air Pollutant Emission Factors, Chapter 11, Mineral Products Industry, Section 11.23, Taconite Ore Processing, Final Section – Supplement C",Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:52:00Z,,0,0,0900006484f78673
EPA-HQ-OAR-2021-0668-0049,EPA,EPA-HQ-OAR-2021-0668,"Nucor Steel Kankakee Permit, Illinois EPA",Supporting & Related Material,"Permit, Registration",2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:55:10Z,,0,0,0900006484f78827
EPA-HQ-OAR-2021-0668-0164,EPA,EPA-HQ-OAR-2021-0668,Policy Assessment for the Review of the Ozone National Ambient Air Quality Standards,Supporting & Related Material,Publication - USEPA,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:45:36Z,,0,0,0900006484fa47a3
EPA-HQ-OAR-2021-0668-0108,EPA,EPA-HQ-OAR-2021-0668,NEEDS-v6 01-24-2022-2,Supporting & Related Material,Data,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:43:10Z,,0,0,0900006484fa4e8f
EPA-HQ-OAR-2021-0668-0012,EPA,EPA-HQ-OAR-2021-0668,Typical Installation Timelines for NOx Emissions Control Technologies on Industrial Sources,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:49:57Z,,0,0,0900006484f5b3f1
EPA-HQ-OAR-2021-0668-0169,EPA,EPA-HQ-OAR-2021-0668,Analysis of Demographic Factors For Populations Living Near EGU and Non-EGU Facilities for the Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standards,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:37:29Z,,0,0,0900006484fb62a2
EPA-HQ-OAR-2021-0668-0176,EPA,EPA-HQ-OAR-2021-0668,Proposed amendments to 40 CFR part 52 (RLSO),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:32:50Z,,0,0,0900006484fbc6ff
EPA-HQ-OAR-2021-0668-0177,EPA,EPA-HQ-OAR-2021-0668,Proposed amendments to 40 CFR part 75 (RLSO),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:36:33Z,,0,0,0900006484fbccb7
EPA-HQ-OAR-2021-0668-0184,EPA,EPA-HQ-OAR-2021-0668,Proposed amendments to 40 CFR part 97 subpart FFFFF (RLSO),Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:40:53Z,,0,0,0900006484fbcd2d
EPA-HQ-OAR-2021-0668-0033,EPA,EPA-HQ-OAR-2021-0668,Technical Information Oil and Gas Sector Significant Stationary Sources of NOx Emissions,Supporting & Related Material,Technical Support Document,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:51:14Z,,0,0,0900006484f783a0
EPA-HQ-OAR-2021-0668-0045,EPA,EPA-HQ-OAR-2021-0668,"ITP Steel, Energy Use in the U.S. Steel Industry: An Historical Perspective and Future Opportunities",Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:46:22Z,,0,0,0900006484f78712
EPA-HQ-OAR-2021-0668-0053,EPA,EPA-HQ-OAR-2021-0668,"Sulphur Removal in Ironmaking and Oxygen Steelmaking, Ironmaking and Steelmaking",Supporting & Related Material,Publication,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:52:23Z,,0,0,0900006484f78716
EPA-HQ-OAR-2021-0668-0060,EPA,EPA-HQ-OAR-2021-0668,2015 Ozone Transport FIP Meeting CEG 2021 11.17,Supporting & Related Material,Meeting Materials,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:52:53Z,,0,0,0900006484f8947d
EPA-HQ-OAR-2021-0668-0082,EPA,EPA-HQ-OAR-2021-0668,Big Bend's Multi-Unit SCR Retrofit,Supporting & Related Material,Report,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:45:59Z,,0,0,0900006484fa47a9
EPA-HQ-OAR-2021-0668-0087,EPA,EPA-HQ-OAR-2021-0668,Guidance on Considering Environmental Justice During the Development of Regulatory Actions,Supporting & Related Material,Guidance,2022-04-06T04:00:00Z,2022,4,,,2022-04-07T00:42:32Z,,0,0,0900006484fa4af1