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National Association of Clean Air Agencies

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Washington, DC
Phone
+1 202-624-7864

Engagement overview

National Association of Clean Air Agencies has filed 169 public comments across 119 dockets at 3 federal agencies, most actively at the Environmental Protection Agency.

169
Comments filed
119
Dockets engaged
3
Agencies
Jul 1, 2026
Last filing

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Dockets (119)

sorted by most recent filing
EPARulemakingEPA-HQ-OAR-2025-3297

Revision of Tier 4 Phase-in Schedule for Light-Duty and Medium-Duty Vehicles

1 of your filingslast filed Jul 1, 202634 co-filersRIN 2060-AW96
NHTSARulemakingNHTSA-2025-0491

The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule III for Model Years 2022 to 2031 Passenger Cars and Light Trucks

1 of your filingslast filed Feb 4, 202633 co-filersRIN 2127-AM76
EPARulemakingEPA-HQ-OAR-2025-0186

Reconsideration of the Greenhouse Gas Reporting Program

1 of your filingslast filed Nov 5, 202577 co-filers
EPARulemakingEPA-HQ-OAR-2025-0194

Rescission of the Greenhouse Gas Endangerment Finding and Motor Vehicle Greenhouse Gas Emission Standards Under the Clean Air Act

1 of your filingslast filed Sep 26, 2025245 co-filers
EPARulemakingEPA-HQ-OAR-2018-0794

National Emission Standards for Hazardous Air Pollutants: Coal- and Oil-Fired Electric Utility Steam Generating Units - Additional Post-Promulgation Actions

4 of your filingslast filed Aug 13, 2025129 co-filers
EPARulemakingEPA-HQ-OAR-2025-0124

Repeal of Greenhouse Gas Emissions Standards for Fossil Fuel-Fired Electric Generating Units

1 of your filingslast filed Aug 11, 2025101 co-filers
EPANonrulemakingEPA-HQ-OAR-2023-0589

California 209(b) Advanced Clean Fleets Waiver Request

1 of your filingslast filed Sep 18, 202475 co-filers
EPARulemakingEPA-HQ-OAR-2003-0156

Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Other Solid Waste Incineration Units

1 of your filingslast filed Sep 16, 202428 co-filers
EPARulemakingEPA-HQ-OAR-2022-0381

Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NNSR): Regulations Related to Project Emissions Accounting (SAN 9249)

1 of your filingslast filed Jul 5, 202413 co-filers
EPANonrulemakingEPA-HQ-OAR-2024-0135

Reducing Greenhouse Gas Emissions from New and Existing Fossil Fuel-Fired Stationary Combustion Turbines

1 of your filingslast filed May 29, 202426 co-filers
EPANonrulemakingEPA-HQ-OAR-2023-0574

California’s Section 209(e) Authorization Request for its In-Use Locomotive Regulation

1 of your filingslast filed Apr 22, 202461 co-filers
EPARulemakingEPA-HQ-OAR-2023-0401

Clarifying the Scope of "Applicable Requirements" Under State Operating Permit Programs and the Federal Operating Permit Program

2 of your filingslast filed Apr 12, 202416 co-filers
EPARulemakingEPA-HQ-OAR-2023-0292

California Air Resources Board ACCII Waiver Request

2 of your filingslast filed Feb 28, 202431 co-filers
EPARulemakingEPA-R09-OAR-2023-0626

Air Plan Disapproval; California; Los Angeles-South Coast Air Basin; 1997 8-Hour Ozone

1 of your filingslast filed Feb 21, 202413 co-filers
EPARulemakingEPA-HQ-OAR-2004-0489

Air Emissions Reporting Requirements

1 of your filingslast filed Nov 20, 202373 co-filers
EPARulemakingEPA-HQ-OAR-2023-0072

New Source Performance Standards for GHG Emissions from New and Reconstructed EGUs; Emission Guidelines for GHG Emissions from Existing EGUs; and Repeal of the Affordable Clean Energy Rule

1 of your filingslast filed Aug 10, 2023329 co-filers
EPARulemakingEPA-HQ-OAR-2022-0829

Multi-Pollutant Emissions Standards for Model Years 2027 and Later Light-Duty and Medium-Duty Vehicles

1 of your filingslast filed Jul 7, 2023112 co-filers
EPARulemakingEPA-HQ-OAR-2022-0730

New Source Performance Standards for the Synthetic Organic Chemical Manufacturing Industry and National Emission Standards for Hazardous Air Pollutants for the Synthetic Organic Chemical Manufacturing Industry and Group I & II Polymers and Resins Industry

1 of your filingslast filed Jun 29, 202333 co-filers
EPARulemakingEPA-HQ-OAR-2019-0178

National Emission Standards for Hazardous Air Pollutants: Commercial Ethylene Oxide Sterilization Technology Review

1 of your filingslast filed Jun 29, 202361 co-filers
EPARulemakingEPA-HQ-OAR-2022-0985

Greenhouse Gas Emissions Standards for Heavy-Duty Engines and Vehicles-Phase 3

1 of your filingslast filed Jun 20, 202394 co-filers
EPARulemakingEPA-HQ-OAR-2015-0072

Review of the National Ambient Air Quality Standards for Particulate Matter

2 of your filingslast filed Apr 3, 2023245 co-filers
EPANonrulemakingEPA-HQ-OECA-2022-0981

National Enforcement and Compliance Initiatives for Fiscal Years 2024-2027

1 of your filingslast filed Mar 14, 202321 co-filers
EPARulemakingEPA-HQ-OAR-2021-0527

Adoption and Submittal of State Plans for Designated Facilities: Implementing Regulations Under Clean Air Act Section 111(d)

1 of your filingslast filed Feb 28, 202321 co-filers
EPARulemakingEPA-HQ-OAR-2004-0014

Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR): Reconsideration of Inclusion of Fugitive Emissions

1 of your filingslast filed Feb 16, 202337 co-filers
EPARulemakingEPA-HQ-OAR-2021-0317

Standards of Performance for New, Reconstructed, and Modified Sources and Emissions Guidelines for Existing Sources: Oil and Natural Gas Sector Climate Review

3 of your filingslast filed Feb 14, 2023188 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0876

Funding to Address Air Pollution [60105, 60106]

1 of your filingslast filed Jan 23, 202328 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0873

Climate Pollution Reduction Grants [60114]

1 of your filingslast filed Jan 19, 202328 co-filers
EPARulemakingEPA-HQ-OAR-2022-0389

Proposed Finding that Lead Emissions from Aircraft That Operate on Leaded Fuel Cause or Contribute to Air Pollution that May Reasonably Be Anticipated to Endanger Public Health and Welfare

1 of your filingslast filed Jan 18, 202313 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0723

Reducing Greenhouse Gas Emissions from New and Existing Fossil Fuel-Fired Electric Generating Units

1 of your filingslast filed Nov 29, 202216 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0331

CARB Advanced Clean Truck Regulation Waiver Request

2 of your filingslast filed Aug 3, 202228 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0330

CARB HD Emission Warranty Regulation Waiver Request

2 of your filingslast filed Aug 3, 202217 co-filers
EPANonrulemakingEPA-HQ-OAR-2022-0332

CARB Heavy-Duty Vehicle Omnibus Low NOx Regulation Waiver Request

2 of your filingslast filed Aug 3, 202221 co-filers
EPARulemakingEPA-HQ-OAR-2016-0186

Removal of Title V Emergency Affirmative Defense Provisions from State Operating Permit Programs and Federal Operating Permit Program

1 of your filingslast filed May 23, 202221 co-filers
EPARulemakingEPA-HQ-OAR-2019-0055

Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards

3 of your filingslast filed May 17, 2022153 co-filers
EPARulemakingEPA-HQ-OAR-2019-0660

Control of Air Pollution from Aircraft Engines: Emission Standards and Test Procedures.

1 of your filingslast filed Apr 5, 202212 co-filers
EPANonrulemakingEPA-HQ-ORD-2014-0859

Integrated Science Assessment (ISA) for Particulate Matter

1 of your filingslast filed Nov 30, 202117 co-filers
EPANonrulemakingEPA-HQ-OA-2021-0403

Draft FY 2022-2026 EPA Strategic Plan

1 of your filingslast filed Nov 15, 202134 co-filers
EPARulemakingEPA-HQ-OAR-2021-0208

Revised 2023 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emissions Standards

2 of your filingslast filed Sep 29, 202157 co-filers
EPARulemakingEPA-HQ-OAR-2021-0044

Phasedown of Hydrofluorocarbons: Establishing the Allowance Allocation and Trading Program under the American Innovation and Manufacturing Act

1 of your filingslast filed Jul 6, 202168 co-filers
EPANonrulemakingEPA-HQ-OAR-2021-0257

Reconsideration of the Withdrawal of a Waiver for California’s Light-duty Vehicle ZEV and GHG Standards

1 of your filingslast filed Jun 16, 202118 co-filers
EPARulemakingEPA-HQ-OAR-2018-0276

Control of Air Pollution From Aircraft and Aircraft Engines: Proposed GHG Emissions Standards and Test Procedures

1 of your filingslast filed Oct 20, 202026 co-filers
EPARulemakingEPA-HQ-OAR-2018-0279

Review of the National Ambient Air Quality Standards for Ozone

1 of your filingslast filed Oct 2, 202062 co-filers
EPARulemakingEPA-HQ-OAR-2016-0604

Vehicle Test Procedure Adjustments for Tier 3 Test Fuel

1 of your filingslast filed Aug 12, 202010 co-filers
EPARulemakingEPA-HQ-OAR-2020-0044

Increasing Consistency and Transparency in Considering Benefits and Costs in the Clean Air Act Rulemaking Process

1 of your filingslast filed Aug 4, 202077 co-filers
EPARulemakingEPA-HQ-OA-2018-0259

Strengthening Transparency in Regulatory Science

5 of your filingslast filed May 20, 2020230 co-filers
EPARulemakingEPA-HQ-OAR-2018-0048

Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR): Project Emissions Accounting

1 of your filingslast filed Oct 15, 201919 co-filers
EPARulemakingEPA-HQ-OAR-2019-0282

Reclassification of Major Sources as Area Sources under Section 112 of the Clean Air Act

1 of your filingslast filed Sep 12, 201938 co-filers
EPARulemakingEPA-HQ-OAR-2018-0417

National Emission Standards for Hazardous Air Pollutants: Hydrochloric Acid Production Residual Risk and Technology Review

1 of your filingslast filed Apr 4, 201910 co-filers
EPARulemakingEPA-HQ-OAR-2013-0495

Review of Standards of Performance for Greenhouse Gas Emissions from New, Modified, and Reconstructed Stationary Sources: Electric Utility Generating Units Standards of Performance for Greenhouse Gas Emissions for New Stationary Sources: Electric Utility Generating Units (2015 Rule)

2 of your filingslast filed Mar 19, 2019250 co-filers
EPANonrulemakingEPA-HQ-OECA-2018-0843

Public Comment on EPA's National Compliance Initiatives for Fiscal Years 2020-2023

1 of your filingslast filed Mar 13, 201915 co-filers
EPARulemakingEPA-HQ-OAR-2017-0355

Repeal of Carbon Dioxide Emission Guidelines for Existing Stationary Sources: Electric Utility Generating Units; Emission Guidelines for Greenhouse Gas Emissions from Existing Electric Utility Generating Units; Revisions to Emission Guideline Implementing Regulations; Revisions to New Source Review Program

1 of your filingslast filed Nov 2, 2018295 co-filers
EPARulemakingEPA-HQ-OAR-2013-0290

Clay Ceramics Manufacturing NESHAP – Post Vacatur

1 of your filingslast filed Oct 10, 20187 co-filers
EPARulemakingEPA-HQ-OA-2018-0107

Improving Consistency and Transparency of Cost Considerations in Rulemaking

1 of your filingslast filed Aug 9, 201868 co-filers
EPANonrulemakingEPA-HQ-OA-2017-0533

Draft FY 2018-2022 EPA Strategic Plan

1 of your filingslast filed Nov 14, 201733 co-filers
EPANonrulemakingEPA-HQ-OAR-2015-0827

Mid-term Evaluation of Model Year 2022-2025 Light-duty Vehicle Greenhouse Gas Emissions Standards

2 of your filingslast filed Oct 10, 2017119 co-filers
EPANonrulemakingEPA-HQ-OAR-2014-0471

Petition to Add n-Propyl Bromide to the List of Hazardous Air Pollutants

1 of your filingslast filed Mar 15, 20175 co-filers
EPARulemakingEPA-HQ-OAR-2016-0033

Clean Energy Incentive Program (CEIP) Design and Implementation Rule

1 of your filingslast filed Nov 8, 2016106 co-filers
EPARulemakingEPA-HQ-OAR-2015-0531

Protection of Visibility: Amendments to Requirements for State Plans

1 of your filingslast filed Aug 16, 201639 co-filers
FHWARulemakingFHWA-2013-0054

National Performance Management Measures; Assessing Performance of the National Highway System, Congestion Mitigation and Air Quality Improvement Program, and Freight Movement on the Interstate System

1 of your filingslast filed Aug 12, 20167 co-filers
EPARulemakingEPA-HQ-OAR-2014-0827

Greenhouse Gas Emissions Standards and Fuel Efficiency Standards for Medium- and Heavy-Duty Engines and Vehicles (Phase II)

2 of your filingslast filed Apr 6, 2016132 co-filers
EPARulemakingEPA-HQ-OAR-2013-0572

Treatment of Data Influenced by Exceptional Events

2 of your filingslast filed Feb 5, 201638 co-filers
EPARulemakingEPA-HQ-OAR-2015-0199

Federal Plan Requirements for Greenhouse Gas Emissions from Electric Utility Generating Units Constructed on or Before January 8, 2014

1 of your filingslast filed Jan 27, 2016225 co-filers
EPANonrulemakingEPA-HQ-OAR-2015-0216

Control Techniques Guideline for the Oil and Natural Gas Industry

1 of your filingslast filed Dec 10, 201532 co-filers
EPARulemakingEPA-HQ-OAR-2010-0505

Oil and Natural Gas Sector -- New Source Performance Standards, National Emission Standards for Hazardous Air Pollutants, and Control Techniques Guidelines

3 of your filingslast filed Dec 8, 2015202 co-filers
EPARulemakingEPA-HQ-OAR-2014-0451

Emission Guidelines and Compliance Times for Municipal Solid Waste Landfills

1 of your filingslast filed Nov 2, 201517 co-filers
EPARulemakingEPA-HQ-OAR-2015-0310

Revision to the Guideline on Air Quality Models: Enhancements to the AERMOD Dispersion Modeling System and Incorporation of Approaches to Address Ozone and Fine Particulate Matter; 11th Conference on Air Quality Modeling

1 of your filingslast filed Nov 2, 201525 co-filers
NHTSARulemakingNHTSA-2014-0132

Greenhouse Gas Emissions and Fuel Efficiency Standards for Medium- and Heavy-Duty Engines and Vehicles - Phase 2

1 of your filingslast filed Oct 1, 201519 co-filers
EPARulemakingEPA-HQ-OAR-2014-0828

Proposed Findings for Greenhouse Gas Emissions from Aircraft and Advanced Notice of Proposed Rulemaking

1 of your filingslast filed Sep 1, 201520 co-filers
EPARulemakingEPA-HQ-OAR-2009-0174

Electronic Reporting and Recordkeeping Rule for NSPS

2 of your filingslast filed Jun 22, 201530 co-filers
EPARulemakingEPA-HQ-OAR-2008-0699

Review of the National Ambient Air Quality Standards for Ozone

3 of your filingslast filed Mar 27, 2015465 co-filers
EPARulemakingEPA-HQ-OAR-2013-0291

Brick and Structural Clay Products Manufacturing NESHAP – Post Vacatur

1 of your filingslast filed Mar 26, 201522 co-filers
EPARulemakingEPA-HQ-OAR-2013-0602

Standards of Performance for Greenhouse Gas Emissions from Existing Sources: Electric Utility Generating Units

1 of your filingslast filed Dec 12, 2014842 co-filers
EPARulemakingEPA-HQ-OAR-2009-0734

Revised NSPS for New Residential Wood Heaters

2 of your filingslast filed May 5, 201464 co-filers
EPARulemakingEPA-HQ-OAR-2008-0708

NESHAP for Existing Reciprocating Internal Combustion Engines

3 of your filingslast filed Nov 13, 2013205 co-filers
EPARulemakingEPA-HQ-OAR-2010-0885

Rules to Implement the 8-Hour Ozone National Ambient Air Quality Standard

2 of your filingslast filed Sep 6, 201322 co-filers
EPARulemakingEPA-HQ-OAR-2011-0135

Control of Air Pollution From New Motor Vehicles: Tier 3 Motor Vehicle Emission and Fuel Standards

1 of your filingslast filed Jul 2, 201391 co-filers
EPANonrulemakingEPA-HQ-OEI-2012-0774

Draft Quality Standard for Environmental Data Collection, Production, and Use by Non-EPA (External) Organizations

1 of your filingslast filed Mar 27, 201310 co-filers
EPANonrulemakingEPA-HQ-OAR-2012-0562

California Air Resources Board Request for Waiver of Preemption for Low Emission Vehicle and Zero Emission Vehicle Regulations (“Advance Clean Car Program”)

1 of your filingslast filed Oct 2, 201212 co-filers
EPANonrulemakingEPA-HQ-OAR-2011-0887

Guidance to Implement Requirements of the Treatment of Air Quality Monitoring Data Influenced by Exceptional Events

1 of your filingslast filed Sep 4, 201214 co-filers
NHTSARulemakingNHTSA-2010-0131

Corporate Average Fuel Economy -- Model Years 2017-2025

1 of your filingslast filed Jul 30, 201236 co-filers
EPARulemakingEPA-HQ-OAR-2009-0517

Prevention of Significant Deterioration/Title V Greenhouse Gas Tailoring Rule

2 of your filingslast filed Apr 20, 2012242 co-filers
EPARulemakingEPA-HQ-OAR-2006-0790

NESHAP for Industrial, Commercial, and Institutional Boiler Area Sources

2 of your filingslast filed Feb 27, 2012165 co-filers
EPARulemakingEPA-HQ-OAR-2003-0119

Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Commercial and Industrial Solid Waste Incineration Units; Technical Amendments

2 of your filingslast filed Feb 27, 2012188 co-filers
EPARulemakingEPA-HQ-OAR-2002-0058

National Emission Standards for Hazardous Air Pollutants for Industrial / Commercial, and Institutional Boilers and Process Heaters Legacy Docket ID #: A-96-47

3 of your filingslast filed Feb 23, 2012480 co-filers
EPARulemakingEPA-HQ-OAR-2010-0799

EPA/NHTSA Joint Rulemaking to Establish Light-duty Vehicle GHG Emissions Standards and CAFE Standards for Model Year 2017 and Later

1 of your filingslast filed Feb 10, 201289 co-filers
EPARulemakingEPA-HQ-OAR-2009-0234

National Emission Standards for Hazardous Air Pollutants for Coal- and Oil-fired Electric Utility Steam Generating Units

1 of your filingslast filed Aug 5, 2011211 co-filers
EPARulemakingEPA-HQ-OAR-2002-0037

National Emission Standards for Hazardous Air Pollutants for Polyvinyl Chloride and Copolymers Production Legacy Docket ID #: A-99-40

1 of your filingslast filed Jul 12, 201136 co-filers
EPARulemakingEPA-HQ-OAR-2008-0015

Review of the National Ambient Air Quality Standards for Carbon Monoxide

1 of your filingslast filed Apr 14, 20117 co-filers
EPARulemakingEPA-HQ-OAR-2010-0929

Change to the Reporting Date for Certain Data Elements Required Under the Mandatory Reporting of Greenhouse Gases Rule

1 of your filingslast filed Mar 9, 201125 co-filers
EPARulemakingEPA-HQ-OAR-2009-0491

Clean Air Transport Rule

2 of your filingslast filed Feb 8, 2011198 co-filers
EPARulemakingEPA-HQ-OAR-2010-0162

Greenhouse Gas Emissions Standards and Fuel Efficiency Standards for Heavy-Duty Engines and Vehicles

1 of your filingslast filed Jan 31, 201164 co-filers
EPARulemakingEPA-HQ-OAR-2009-0559

NSPS/Emission Guidelines (EG) for Sewage Sludge Incinerators

1 of your filingslast filed Nov 29, 201019 co-filers
EPANonrulemakingEPA-HQ-OAR-2007-0294

Actions regarding Lead Emissions from Piston-Engine Aircraft Using Leaded Aviation Gasoline

1 of your filingslast filed Aug 27, 201033 co-filers
EPARulemakingEPA-HQ-RCRA-2008-0329

Notice of Proposed Rulemaking - Identification of Non-Hazardous Secondary Materials That Are Solid Waste

1 of your filingslast filed Aug 9, 2010190 co-filers
EPARulemakingEPA-HQ-OAR-2003-0064

Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR): Debottlenecking, Aggregation, and Project Netting

2 of your filingslast filed May 18, 201041 co-filers
EPARulemakingEPA-HQ-OAR-2005-0172

Review of the National Ambient Air Quality Standards for Ozone

2 of your filingslast filed Mar 24, 2010320 co-filers
EPARulemakingEPA-HQ-OAR-2007-0352

Review of the Primary NAAQS for Sulfur Dioxide

1 of your filingslast filed Feb 16, 201060 co-filers
EPARulemakingEPA-HQ-OAR-2006-0735

Review of the National Ambient Air Quality Standards for Lead

3 of your filingslast filed Feb 16, 201060 co-filers
EPARulemakingEPA-HQ-OAR-2003-0146

National Emission Standards for Hazardous Air Pollutants for Petroleum Refineries: Residual Risk Standards

2 of your filingslast filed Nov 24, 200924 co-filers
EPARulemakingEPA-HQ-OAR-2009-0472

EPA/NHTSA Joint Rulemaking to Establish Light-duty Vehicle GHG Emissions Standards and CAFE Standards

1 of your filingslast filed Nov 24, 200987 co-filers
EPARulemakingEPA-HQ-OAR-2005-0161

Regulation of Fuels and Fuel Additives: Renewable Fuel Program

1 of your filingslast filed Sep 25, 2009182 co-filers
EPARulemakingEPA-HQ-OAR-2007-0121

Control of Emissions from New Marine Compression-Ignition Engines at or Above 30 Liters per Cylinder; Advanced Notice of Proposed Rulemaking

2 of your filingslast filed Sep 25, 200967 co-filers
EPARulemakingEPA-HQ-OAR-2006-0922

Review of the Primary National Ambient Air Quality Standards for Nitrogen Dioxide

1 of your filingslast filed Sep 21, 200948 co-filers
EPARulemakingEPA-HQ-OAR-2002-0051

National Emission Standards for Hazardous Air Pollutants From the Portland Cement Manufacturing Industry-Legacy Docket A-92-53

1 of your filingslast filed Aug 25, 2009284 co-filers
EPARulemakingEPA-HQ-OAR-2009-0171

Proposed Endangerment Finding for Greenhouse Gases under the Clean Air Act (CAA)

3 of your filingslast filed Jul 29, 2009235 co-filers
EPARulemakingEPA-HQ-OAR-2008-0508

Greenhouse Gas Mandatory Reporting

1 of your filingslast filed Jun 15, 2009303 co-filers
EPANonrulemakingEPA-HQ-OAR-2006-0173

California State Motor Vehicle Pollution Control Standards - Request for Waiver of Preemption Under Clean Air Act Section 209(b) for Greenhouse Gas Emissions

4 of your filingslast filed Apr 7, 200962 co-filers
EPARulemakingEPA-HQ-OAR-2008-0236

NESHAP for Aluminum, Copper and Other Nonferrous Foundries

1 of your filingslast filed Mar 11, 200910 co-filers
EPARulemakingEPA-HQ-OAR-2008-0318

Advanced Notice of Proposed Rulemaking for Greenhouse Gases Under the Clean Air Act

1 of your filingslast filed Dec 5, 2008337 co-filers
EPARulemakingEPA-HQ-OAR-2008-0008

NESHAP: Group I Polymers and Resins (Epichlorohydrin Elastomers Production, HypalonTM Production, Nitrile Butadiene Rubber Production, Polybutadiene Rubber Production, and Styrene Butadiene Rubber and Latex Production); Marine Vessel Loading Operations; Mineral Wool Production; Pharmaceuticals Production; and Printing and Publishing Industry

1 of your filingslast filed Nov 25, 20087 co-filers
EPARulemakingEPA-HQ-OAR-2005-0163

Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NSR), and New Source Performance Standards (NSPS): Emissions Test for Electric Generating Units

3 of your filingslast filed Oct 17, 200851 co-filers
EPARulemakingEPA-HQ-OAR-2008-0260

Standards of Performance for Coal Preparation Plants

1 of your filingslast filed Jul 16, 200836 co-filers
EPARulemakingEPA-HQ-OAR-2006-0669

Revisions to the General Conformity Regulations

1 of your filingslast filed Apr 14, 200822 co-filers
EPARulemakingEPA-HQ-OAR-2006-0605

Prevention of Significant Deterioration for PM2.5 - Increments, Significant Impact Levels and Significant Monitoring Concentrations

1 of your filingslast filed Jan 23, 200816 co-filers
EPARulemakingEPA-HQ-OAR-2004-0087

Proposed Revisions to Federal Operating Permits Program and New Source Review: Flexible Air Permits

1 of your filingslast filed Jan 16, 200815 co-filers
EPARulemakingEPA-HQ-OAR-2004-0008

Control of Emissions From Nonroad Spark-Ignition Engines, Vessels, and Equipment

1 of your filingslast filed Aug 3, 200761 co-filers
EPARulemakingEPA-HQ-OAR-2003-0190

Control of Emissions from New Locomotive Engines and New Marine Compression-ignition Engines less than 30-liters per Cylinder

1 of your filingslast filed Jul 5, 200741 co-filers
EPARulemakingEPA-HQ-OAR-2003-0079

Final Rule To Implement the 8-Hour Ozone National Ambient Air Quality Standard Legacy Docket ID #: A-2001-31

1 of your filingslast filed May 21, 200793 co-filers
EPARulemakingEPA-HQ-OAR-2001-0004

Prevention of Significant Deterioration (PSD) and Non-Attainment New Source Review (NSR): Baseline Emissions Determination, Actual-to-Future-Actual Methodology, Plantwide Applicability Limitations, Clean Units, Pollution Control Projects (Reconsideration)

1 of your filingslast filed May 10, 200718 co-filers

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