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National Parks Conservation Association

Unclaimed
Industry
Nonprofit Organization Management
Staff
350
HQ
Washington, DC
Phone
+1 800-628-7275
Website
npca.org

Engagement overview

National Parks Conservation Association has filed 97 public comments across 77 dockets at 13 federal agencies, most actively at the Environmental Protection Agency.

97
Comments filed
77
Dockets engaged
13
Agencies
Jul 7, 2026
Last filing

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Dockets (77)

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 7, 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
FWSRulemakingFWS-HQ-ES-2025-0044

Endangered and Threatened Wildlife and Plants; Interagency Cooperation Regulations

1 of your filingslast filed Dec 18, 2025123 co-filers
FWSRulemakingFWS-HQ-ES-2025-0048

Endangered and Threatened Wildlife and Plants; Regulations for Designating Critical Habitat

1 of your filingslast filed Dec 18, 2025122 co-filers
FWSRulemakingFWS-HQ-ES-2025-0039

Endangered and Threatened Wildlife and Plants; Listing Endangered and Threatened Species and Designating Critical Habitat

1 of your filingslast filed Dec 18, 2025139 co-filers
FWSRulemakingFWS-HQ-ES-2025-0029

Endangered and Threatened Wildlife and Plants; Regulations Pertaining to Endangered and Threatened Wildlife and Plants

1 of your filingslast filed Dec 18, 2025137 co-filers
NPSNonrulemakingNPS-2025-0037

RFI: Improving Visitor Services in National Parks

1 of your filingslast filed Nov 13, 202518 co-filers
EPARulemakingEPA-HQ-OAR-2025-1477

Visibility Protection: Regional Haze State Plan Requirements Rule Revision

1 of your filingslast filed Nov 3, 202524 co-filers
FAANonrulemakingFAA-2024-1395

Environmental Impact Statement for SpaceX Starship-Super Heavy at LC-39A, Kennedy Space Center, FL

1 of your filingslast filed Sep 24, 202515 co-filers
EPARulemakingEPA-R08-OAR-2024-0607

Air plan partial approval and partial disapproval; Colorado; regional haze plan for the second implementation.

1 of your filingslast filed Sep 19, 20254 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

2 of your filingslast filed Aug 26, 2025245 co-filers
EPARulemakingEPA-HQ-OAR-2025-0124

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

2 of your filingslast filed Aug 21, 2025101 co-filers
DOTNonrulemakingDOT-OST-2025-0468

Advancing a Surface Transportation Proposal that Focuses on America’s Most Fundamental Infrastructure Needs

1 of your filingslast filed Aug 20, 2025226 co-filers
FWSRulemakingFWS-R6-ES-2024-0186

Endangered and Threatened Wildlife and Plants; Revising the List of Endangered and Threatened Wildlife Regarding the Grizzly Bear in the Lower-48 States

2 of your filingslast filed May 19, 202541 co-filers
CEQRulemakingCEQ-2025-0002

Removal of National Environmental Policy Act Implementing Regulations

1 of your filingslast filed Mar 28, 202579 co-filers
NTIANonrulemakingNTIA-2024-0002

NTIA Data Centers Policy Request for Comment

1 of your filingslast filed Nov 15, 202422 co-filers
EPARulemakingEPA-R04-OAR-2022-0786

North Carolina Regional Haze SIP

1 of your filingslast filed Sep 20, 20242 co-filers
NOAARulemakingNOAA-NOS-2021-0114

Proposed Designation of a National Marine Sanctuary within Papahānaumokuākea Marine National Monument

1 of your filingslast filed May 7, 202420 co-filers
FWSNonrulemakingFWS-R6-ES-2023-0203

Endangered and Threatened Wildlife and Plants; Establishment of an Experimental Population of the Grizzly Bear in the Bitterroot Ecosystem of the States of Idaho and Montana; Environmental Impact Statement

1 of your filingslast filed Mar 15, 202420 co-filers
EPARulemakingEPA-HQ-OAR-2023-0292

California Air Resources Board ACCII Waiver Request

1 of your filingslast filed Feb 28, 202431 co-filers
FWSRulemakingFWS-R1-ES-2023-0074

Endangered and Threatened Wildlife and Plants; Proposed Establishment of a Nonessential Experimental Population of Grizzly Bear in the North Cascades Ecosystem, Washington State

1 of your filingslast filed Nov 14, 202316 co-filers
FWSRulemakingFWS-R2-ES-2023-0073

Endangered and Threatened Wildlife and Plants; Endangered Species Status for Quitobaquito Tryonia and Designation of Critical Habitat

1 of your filingslast filed Nov 13, 20231 co-filers
NOAARulemakingNOAA-NOS-2021-0080

Proposed Chumash Heritage National Marine Sanctuary; Notice of Proposed Rulemaking and Availability of Draft Environmental Impact Statement and Draft Management Plan

2 of your filingslast filed Oct 25, 2023105 co-filers
FAANonrulemakingFAA-2023-0855

Request for Comments on the Federal Aviation Administration’s Civil Aviation Noise Policy

1 of your filingslast filed Sep 29, 202357 co-filers
FWSRulemakingFWS-HQ-ES-2021-0107

Endangered and Threatened Wildlife and Plants; Listing Endangered and Threatened Species and Designating Critical Habitat

1 of your filingslast filed Aug 21, 202351 co-filers
FWSRulemakingFWS-HQ-ES-2021-0104

Endangered and Threatened Wildlife and Plants; Revision of Regulations for Interagency Cooperation

1 of your filingslast filed Aug 21, 202355 co-filers
FWSRulemakingFWS-HQ-ES-2023-0018

Endangered and Threatened Wildlife and Plants; Regulations Pertaining to Endangered and Threatened Wildlife and Plants

1 of your filingslast filed Aug 21, 202349 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-2018-0794

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

2 of your filingslast filed Jun 26, 2023129 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 22, 202394 co-filers
NOAARulemakingNOAA-NOS-2023-0052

Notice of Intent to Conduct Scoping and to Prepare an Environmental Impact Statement for the Proposed Designation of a National Marine Sanctuary for the Pacific Remote Islands

1 of your filingslast filed Jun 16, 202324 co-filers
FWSRulemakingFWS-R6-ES-2022-0100

Endangered and Threatened Wildlife and Plants; Establishment of a Nonessential Experimental Population of the Gray Wolf in the State of Colorado

1 of your filingslast filed Apr 19, 202330 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 Mar 30, 202316 co-filers
EPARulemakingEPA-HQ-OAR-2015-0072

Review of the National Ambient Air Quality Standards for Particulate Matter

4 of your filingslast filed Mar 6, 2023245 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

2 of your filingslast filed Feb 6, 2023188 co-filers
BOEMNonrulemakingBOEM-2022-0031

Notice of Availability of the 2023-2028 National Outer Continental Shelf Oil and Gas Leasing Proposed Program and Draft Programmatic Environmental Impact Statement

1 of your filingslast filed Dec 7, 2022191 co-filers
DOINonrulemakingDOI-2022-0003

RFI to Inform Interagency Working Group on Mining Regulations, Laws, and Permitting- DOCKET CLOSED 8-30-2022 - POC STEVEN FELDGUS-DEPUTY ASSISTANT SECRETARY- LAND AND MINERALS MANAGEMENT (LMM)

1 of your filingslast filed Aug 30, 202234 co-filers
NOAARulemakingNOAA-NOS-2022-0053

Notice of Intent to Conduct Scoping and to Prepare a Draft Environmental Impact Statement for the Proposed Hudson Canyon National Marine Sanctuary

1 of your filingslast filed Aug 8, 202233 co-filers
EPARulemakingEPA-HQ-OAR-2019-0055

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

1 of your filingslast filed May 18, 2022153 co-filers
EPARulemakingEPA-HQ-OAR-2021-0668

Federal Implementation Plan Addressing Regional Ozone Transport for the 2015 Primary Ozone National Ambient Air Quality Standard

1 of your filingslast filed Apr 26, 2022117 co-filers
CEQNonrulemakingCEQ-2021-0003

2021 Federal Agency Climate Action Plans

1 of your filingslast filed Nov 26, 202126 co-filers
EPANonrulemakingEPA-HQ-OA-2021-0403

Draft FY 2022-2026 EPA Strategic Plan

1 of your filingslast filed Nov 16, 202134 co-filers
NHTSARulemakingNHTSA-2021-0053

Corporate Average Fuel Economy Standards for MYs 2024 – 2026

1 of your filingslast filed Nov 3, 202144 co-filers
EPARulemakingEPA-HQ-OAR-2021-0208

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

1 of your filingslast filed Sep 29, 202157 co-filers
EPANonrulemakingEPA-HQ-OAR-2021-0295

Reducing Emissions of Methane and Other Air Pollutants from the Oil and Natural Gas Sector: Request for Information

1 of your filingslast filed Aug 2, 202120 co-filers
EPANonrulemakingEPA-HQ-OW-2018-0640

Florida Clean Water Act section 404 Assumption Request

2 of your filingslast filed Nov 6, 202032 co-filers
EPARulemakingEPA-HQ-OAR-2018-0279

Review of the National Ambient Air Quality Standards for Ozone

2 of your filingslast filed Oct 5, 202062 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 28, 2020230 co-filers
CEQRulemakingCEQ-2019-0003

Update to the Regulations Implementing the Procedural Provisions of the National Environmental Policy Act

2 of your filingslast filed May 4, 2020336 co-filers
EPARulemakingEPA-R08-OAR-2019-0354

Finding of Failure To Attain and Reclassification of Denver Area for the 2008 Ozone National Ambient Air Quality Standard

1 of your filingslast filed Sep 9, 20198 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)

1 of your filingslast filed Mar 6, 2019250 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

2 of your filingslast filed Oct 11, 2018295 co-filers
USCGRulemakingUSCG-2018-0845

Spaceport Camden, Woodbine, GA

1 of your filingslast filed Oct 11, 20182 co-filers
BOEMNonrulemakingBOEM-2017-0074

Notice of Availability (NOA) of the 2019-2024 Draft Proposed Outer Continental Shelf (OCS) Oil and Gas Leasing Program and Notice of Intent (NOI) to Prepare a Programmatic Environmental Impact Statement (EIS)

1 of your filingslast filed May 28, 2018407 co-filers
EPARulemakingEPA-HQ-OAR-2017-0548

Air Quality Designations and Classifications for the 2015 Ozone Standards

1 of your filingslast filed Feb 8, 201838 co-filers
FAANonrulemakingFAA-2013-0259

Federal Registers for Applications, Notices, and Orders - Miscellaneous

2 of your filingslast filed Jan 22, 201851 co-filers
EPANonrulemakingEPA-R10-OW-2017-0369

Proposal to Withdraw Proposed Determination to Restrict the Use of an Area as a Disposal Site; Pebble Deposit Area, Southwest Alaska

1 of your filingslast filed Oct 26, 201795 co-filers
EPARulemakingEPA-HQ-OW-2017-0203

Definition of “Waters of the United States” – Recodification of Pre-Existing Rules

2 of your filingslast filed Oct 6, 2017431 co-filers
BOEMNonrulemakingBOEM-2017-0050

Request for Information (RFI) and Comments on the National Outer Continental Shelf Oil and Gas Leasing Program (National OCS Program) for 2019-2024

1 of your filingslast filed Aug 28, 2017168 co-filers
EPANonrulemakingEPA-HQ-OA-2017-0190

Evaluation of Existing Regulations

1 of your filingslast filed May 16, 2017481 co-filers
NOAARulemakingNOAA-NOS-2016-0149

Notice of Proposed Rulemaking and Availability of Draft Environmental Impact Statement and Management Plan for the Proposed Mallows Bay – Potomac River National Marine Sanctuary

1 of your filingslast filed Mar 28, 201717 co-filers
EPARulemakingEPA-HQ-OAR-2015-0531

Protection of Visibility: Amendments to Requirements for State Plans

2 of your filingslast filed Jun 28, 201639 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

1 of your filingslast filed Dec 15, 2015202 co-filers
EPARulemakingEPA-HQ-OAR-2013-0685

PSD and NSR – Major Source Determination for Oil and Gas Extraction Facilities

1 of your filingslast filed Dec 15, 201551 co-filers
BOEMNonrulemakingBOEM-2014-0096

Request for Comments on the Draft Proposed Outer Continental Shelf (OCS) Oil and Gas Leasing Program for 2017-2022 (DPP)

1 of your filingslast filed Mar 31, 201564 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 6, 2014842 co-filers
EPARulemakingEPA-HQ-OW-2011-0880

Definition of "Waters of the United States" Under the Clean Water Act

1 of your filingslast filed Nov 22, 2014961 co-filers
PHMSARulemakingPHMSA-2014-0105

Hazardous Materials: Revisions to Oil Spill Prevention and Response Plans for Rail Transport

1 of your filingslast filed Oct 7, 201416 co-filers
EPANonrulemakingEPA-R10-OW-2014-0505

Proposed Determination to Restrict the Use of an Area as a Disposal Site; Pebble Deposit Area, Southwest Alaska

1 of your filingslast filed Sep 24, 201463 co-filers
EPARulemakingEPA-HQ-OAR-2008-0699

Review of the National Ambient Air Quality Standards for Ozone

1 of your filingslast filed Mar 27, 2014465 co-filers
EPANonrulemakingEPA-HQ-OW-2011-0409

Draft Guidance on Identifying Waters Protected by the Clean Water Act

1 of your filingslast filed Jul 26, 2011261 co-filers
EPARulemakingEPA-HQ-OAR-2006-0888

Refinements of Increment Modeling Procedures

1 of your filingslast filed Jul 23, 200715 co-filers
FAANonrulemakingFAA-2005-23402

Notice of Intent to Prepare and Environmental Impact Statement and Public Scoping for Grand Canyon Overflights

1 of your filingslast filed Apr 27, 200611 co-filers
EPARulemakingEPA-HQ-OAR-2001-0017

Review of the National Ambient Air Quality Standards (NAAQS) for Particulate Matter (PM) Legacy Docket ID #: A-2000-19

1 of your filingslast filed Mar 31, 2005230 co-filers
FAARulemakingFAA-2001-8690

National Parks Air Tour Management

1 of your filingslast filed Jun 11, 20018 co-filers

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