Federal air and climate watch

Air-quality decisions,
before comments close.

This watch groups open federal notices concerning air plans, emissions standards, greenhouse gases and related climate actions. Inclusion identifies a public-comment deadline in FederalRegister.gov; it does not establish local exposure, noncompliance or environmental harm.

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9current records

2closing within 7 days

9direct docket routes

7named geographies

WHAT THIS INDEX IS FOR

A durable topic page,
fed by a daily source.

Use this page to find current federal air-plan approvals, emissions-rule proposals and climate-related notices without treating a proposed action as a final requirement.

Who may want to review: Air-quality, public-health, climate and environmental-justice organizations.

BEFORE COMMENTING

Three questions
for the record

01
Which pollutant, source category, plan or geographic area is named?
02
Is the agency proposing a rule, approving a submitted plan or requesting information?
03
Does the docket contain technical support, modeled impacts or implementation dates?

CURRENT OFFICIAL NOTICES

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topic watch

Sorted by the comment deadline supplied through FederalRegister.gov. The automatic annotation explains the record type and next verification step without making a finding about impact.

Search title, agency or docketDeadline window

9matching deadlines

Verify the controlling notice and docket immediately before submitting a comment.

5 days leftAug 3, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 2, 2026

Air Plan Approval; Alabama; Transportation Conformity

The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the State of Alabama, through the Alabama Department of Environmental Management (ADEM) on April 7, 2026. The SIP revision replaces the previously approved transportation conformity memorandum of agreement (MOA) with an updated MOA concerning transportation conformity criteria and procedures related to interagency consultation, conflict resolution, public participation, and enforceability of ce…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Alabama: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R04-OAR-2024-0362 · FRL-13404-01-R4
Geography: AlabamaNamed in document title
Document: 2026-13403

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

5 days leftAug 3, 2026Comment deadline shown by FederalRegister.gov

Climate and airNoticePublished Jun 4, 2026

Agency Information Collection Activities; Proposed Information Collection Request; Comment Request; Federal Implementation Plans Under the Clean Air Act for Indian Reservations in Idaho, Oregon and Washington

The Environmental Protection Agency (EPA) is planning to submit an information collection request (ICR), Proposed Information Collection Request; Comment Request; Federal Implementation Plans under the Clean Air Act for Indian Reservations in Idaho, Oregon and Washington (EPA ICR Number 2020.09, OMB Control Number 2060-0558) to the Office of Management and Budget (OMB) for review and approval in accordance with the Paperwork Reduction Act. Before doing so, the EPA is soliciting public comments on specific aspects…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Idaho · Oregon · Washington: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R10-OAR-2026-2906 · FRL-13332-01-R10
Geography: Idaho · Oregon · WashingtonNamed in document title
Document: 2026-11198

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

12 days leftAug 10, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 9, 2026

Approval and Promulgation of Implementation Plans; California; San Joaquin Valley; Revisions to Motor Vehicle Emissions Budgets for Ozone

The Environmental Protection Agency (EPA) is proposing to approve revisions to the State of California's State Implementation Plan (SIP) for the San Joaquin Valley (SJV) area. The revisions consist of an update to the SJV area's motor vehicle emissions budgets ("budgets") for nitrogen oxides (NO X ) and volatile organic compounds (VOC) for the 2008 8-hour ozone national ambient air quality standard (NAAQS or "standard"). These updated budgets for 2026, 2029, and 2031 were developed with the latest modeling method…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

California: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R09-OAR-2026-3400 · FRL-13355-01-R9
Geography: CaliforniaNamed in document title
Document: 2026-13845

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

16 days leftAug 14, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 15, 2026

Air Plan Approval; Wisconsin; Source-Specific Air Quality Implementation Plan; Oak Creek Power Plant

The Environmental Protection Agency (EPA) is proposing to approve a revision to the State of Wisconsin's State Implementation Plan (SIP) for the Oak Creek Power Plant located in Oak Creek, Wisconsin. The EPA is proposing to approve alternative nitrogen oxides (NO X ) emissions limits for the Oak Creek facility. The alternative limits will allow the facility to operate in compliance with State and Federal regulations, and emit less NO X over time as compared to current limits. This proposed action will not interfe…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Wisconsin: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R05-OAR-2025-1377 · FRL-13186-01-R5
Geography: WisconsinNamed in document title
Document: 2026-14282

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

16 days leftAug 14, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 15, 2026

Approval of Source-Specific Air Quality Implementation Plan; New York; Castleton Power, LLC

Pursuant to applicable requirements under the Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is proposing to approve a revision to the State of New York's State Implementation Plan (SIP) for the ozone National Ambient Air Quality Standard (NAAQS) related to a source-specific SIP (SSSIP) revision for Castleton Energy Center, located at 1902 River Road, Castle-on-Hudson, New York 12033 (herein referred to CEC, or the Facility). The EPA is proposing to find that the control option in this S…

Automated evidence noteProposed rule

The agency is requesting input before a rule is finalized. The proposal, supporting analysis and implementation questions are contained in the official docket.

Who may want to review

New York: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R02-OAR-2025-0242 · FRL-12787-01-R2
Geography: New YorkNamed in document title
Document: 2026-14261

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

16 days leftAug 14, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 15, 2026

Air Plan Approval; Missouri; Control of NOX Emissions From Large Stationary Internal Combustion Engines

The Environmental Protection Agency (EPA) is proposing to approve revisions to the Missouri State Implementation Plan (SIP) related to Control of Nitrogen Oxide (NO X ) Emissions From Large Stationary Internal Combustion Engines. The revisions reformat and revise reporting, recordkeeping, and compliance requirements; incorporate other state rules by reference; add definitions specific to the rule; revise unnecessarily restrictive or duplicative language; and make administrative wording changes. The revisions also…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Missouri: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R07-OAR-2026-4819 · FRL-13460-01-R7
Geography: MissouriNamed in document title
Document: 2026-14260

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

19 days leftAug 17, 2026Comment deadline shown by FederalRegister.gov

Climate and airRulePublished Jul 16, 2026

Air Plan Approval; Pennsylvania; Interim Final Determination To Stay and Defer Sanctions Related to Reasonably Available Control Technology Requirements (RACT) for Volatile Organic Compounds (VOC) Control Technique Guidelines (CTG) Under the 2008 Ozone National Ambient Air Quality Standards (NAAQS)

The Environmental Protection Agency (EPA) is making an interim final determination (IFD) that Pennsylvania has submitted revisions to the state implementation plan (SIP) that satisfy the requirements under the Clean Air Act (CAA) to implement Reasonably Available Control Technology (RACT) for volatile organic compounds (VOC) Control Technique Guidelines (CTG) for the 2008 ozone national ambient air quality standards (NAAQS). The effect of this IFD is to stay emission offset sanctions and defer the imposition of hi…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Pennsylvania: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R03-OAR-2026-3764 · FRL-13384-01-R3
Geography: PennsylvaniaNamed in document title
Document: 2026-14326

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

19 days leftAug 17, 2026Comment deadline shown by FederalRegister.gov

Climate and airProposed RulePublished Jul 16, 2026

Air Plan Approval; Pennsylvania; Reasonably Available Control Technology (RACT) for Volatile Organic Compounds (VOC) Control Technique Guidelines (CTG) Under the 2008 and 2015 Ozone National Ambient Air Quality Standards (NAAQS)

The Environmental Protection Agency (EPA) is proposing to approve four state implementation plan (SIP) revisions submitted by the Commonwealth of Pennsylvania received on May 10, 2023, January 20, 2026, February 17, 2026, and April 10, 2026, through the Pennsylvania Department of Environmental Protection (PADEP). The SIP revisions address reasonably available control technology (RACT) requirements for the 2008 and 2015 ozone national ambient air quality standards (NAAQS) relating to control technique guidelines (C…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Pennsylvania: air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-R03-OAR-2026-3764 · FRL-13384-02-R3
Geography: PennsylvaniaNamed in document title
Document: 2026-14325

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

19 days leftAug 17, 2026Comment deadline shown by FederalRegister.gov

Climate and airNoticePublished Jul 16, 2026

Proposed Consent Decree; Clean Air Act Citizen Suit

In accordance with the Clean Air Act, as amended (CAA or the Act), notice is given of a proposed consent decree in Center for Biological Diversity et al. v. Lee Zeldin, No. 3:25-cv-6568-AMO. On August 5, 2025, Plaintiffs Center for Biological Diversity and Sierra Club filed a complaint in the United States District Court, Northern District of California, San Francisco Division. The EPA designated various areas of the country as nonattainment with respect to the 2010 SO 2 NAAQS. States that contain areas that are…

Automated evidence noteAir-quality action

The action concerns how federal air-quality requirements apply to a named plan or area. The docket contains the submitted material and the agency analysis.

Who may want to review

Air-quality, climate and public-health organizations

Next verifiable step

Open the docket, confirm that it still accepts comments, then follow the submission instructions in the controlling notice.

Agency: Environmental Protection Agency
Docket: EPA-HQ-OGC-2026-3697 · FRL-13392-01-OGC
Geography: Check controlling noticeNo state identified in title
Document: 2026-14254

Read controlling notice ↗Check official docket ↗Official PDF ↗

Generated from document type, title, agency, topic, deadline and docket-link metadata. It does not establish legal effect, exposure, harm or project status.

FOLLOW AIR AND CLIMATE

Keep one issue
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The topic is already selected. Add a state and role so future evidence alerts can stay relevant; submission does not make you or your organization a public supporter.

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SOURCE BOUNDARY

Discovery is not
the controlling record

This page updates from the same daily FederalRegister.gov snapshot as the national deadline watch. It includes only records with an explicit comments_close_on value and never infers a deadline from prose.

Air-quality decisions,before comments close.

A durable topic page,fed by a daily source.

Three questionsfor the record

Search thistopic watch

Air Plan Approval; Alabama; Transportation Conformity

Agency Information Collection Activities; Proposed Information Collection Request; Comment Request; Federal Implementation Plans Under the Clean Air Act for Indian Reservations in Idaho, Oregon and Washington

Approval and Promulgation of Implementation Plans; California; San Joaquin Valley; Revisions to Motor Vehicle Emissions Budgets for Ozone

Air Plan Approval; Wisconsin; Source-Specific Air Quality Implementation Plan; Oak Creek Power Plant

Approval of Source-Specific Air Quality Implementation Plan; New York; Castleton Power, LLC

Air Plan Approval; Missouri; Control of NOX Emissions From Large Stationary Internal Combustion Engines

Air Plan Approval; Pennsylvania; Interim Final Determination To Stay and Defer Sanctions Related to Reasonably Available Control Technology Requirements (RACT) for Volatile Organic Compounds (VOC) Control Technique Guidelines (CTG) Under the 2008 Ozone National Ambient Air Quality Standards (NAAQS)

Air Plan Approval; Pennsylvania; Reasonably Available Control Technology (RACT) for Volatile Organic Compounds (VOC) Control Technique Guidelines (CTG) Under the 2008 and 2015 Ozone National Ambient Air Quality Standards (NAAQS)

Proposed Consent Decree; Clean Air Act Citizen Suit

Keep one issueand one state in view.

Move between issues.Keep the records separate.

Discovery is notthe controlling record

Air-quality decisions,
before comments close.

A durable topic page,
fed by a daily source.

Three questions
for the record

Search this
topic watch

Keep one issue
and one state in view.

Move between issues.
Keep the records separate.

Discovery is not
the controlling record