Documents

Air Plan Approval; Guam; Clean Data Determination for the Piti-Cabras Nonattainment Area for the 2010 1-Hour Sulfur Dioxide National Ambient Air Quality Standard

Federal Register · Proposed Rule · Jun 20, 2025

In designated nonattainment areas where air quality data demonstrate that a NAAQS has been attained, the EPA interprets certain requirements of the Clean Air Act (CAA) as no longer applicable for so long … modeling periods.

National Emission Standards for Radionuclide Emissions From Facilities Licensed by the Nuclear Regulatory Commission and Federal Facilities not Covered by Subpart H

Federal Register · Rule · Sep 5, 1995

New Authority in the Clean Air Act Amendments In November of 1990, Congress enacted amendments to the Clean Air Act. … Clean Air Act. 3.

Approval and Promulgation of Implementation Plans; New York

Federal Register · Rule · Apr 22, 2008

the Clean Air Act. … of the Clean Air Act (Act) and is not properly part of the SIP.

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Carbon Monoxide Maintenance Plan Update; Limited Maintenance Plan in Philadelphia County

Federal Register · Rule · Oct 5, 2007

EPA is approving these revisions to the Philadelphia County carbon monoxide maintenance plan in accordance with the requirements of the Clean Air Act (the Act). … In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Implementation Plans; State of Alaska; Regional Haze State Implementation Plan

Federal Register · Rule · Feb 14, 2013

mean or refer to the Clean Air Act, unless the context indicates otherwise. … General Comments Regarding Visibility and Air Quality in Alaska EPA also received a number of general comments on a range of topics including the purpose of the Clean Air Act, the need to protect the

Air Plan Approval; Arizona; Yuma 2015 8-Hour Ozone Nonattainment Area; Redesignation Request and Maintenance Plan

Federal Register · Rule · Nov 18, 2025

The EPA is finalizing this action because this SIP revision meets the applicable Clean Air Act (CAA or “Act”) requirements for maintenance plans and because the State has met the requirements under the … Thus, in reviewing SIP submissions, the EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Air Quality Implementation Plans; State of New Jersey; Regional Haze State Implementation Plan

Federal Register · Rule · Jan 3, 2012

Air Act. … Pillsbury submitted extensive comments based on its review of the legislative history of this portion of the Clean Air Act. 1  One of the criteria to be classified as BART eligible is that the

Approval and Promulgation of Air Quality Implementation Plans; State of Montana; Great Falls Carbon Monoxide Redesignation to Attainment and Designation of Areas for Air Quality Planning Purposes

Federal Register · Rule · May 9, 2002

Air Act. … (See section 307(b)(2) of the Clean Air Act.)

Approval and Promulgation of Air Quality Implementation Plans; State of Colorado; Denver Carbon Monoxide Redesignation to Attainment, Designation of Areas for Air Quality Planning Purposes, and Approval of Related Revisions

Federal Register · Rule · Dec 14, 2001

The NPR also opened a 30-day public comment period on this proposed Agency action. We did not receive any comments. … (See section 307(b)(2) of the Clean Air Act.)

Approval and Promulgation of Air Quality Implementation Plans; Montana; Maintenance of Air Pollution Control Equipment for Existing Aluminum Plants

Federal Register · Proposed Rule · Oct 29, 2003

This action is being taken under section 110 of the Clean Air Act. DATES: Written comments must be received on or before November 28, 2003. … or refer to the Clean Air Act, unless the context indicates otherwise.

Oral argument — Heal Utah v. EPA

Oral argument · Oral argument · Mar 21, 2023

And here, petitioners likewise claim that the CARBON shut down to comply with a separate Clean Air Act program. … I think the key point is that the two programs address different obligations under the Clean Air Act.

Revisions to the California State Implementation Plan, San Joaquin Valley Unified Air Pollution Control District

Federal Register · Rule · Nov 16, 2011

We are approving local rules that regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act). … Public Comments and EPA Responses EPA's proposed action provided a 30-day public comment period. During this period, we received no comments. III.

Oneida Business Committee (2024)

Tribal code · Tribal code

and public comment period. [1 O.C. 109]. … Air Policy Act.

Approval and Promulgation of Implementation Plans; Spokane, Washington: Second 10-Year PM10 Limited Maintenance Plan

Federal Register · Rule · Apr 12, 2016

The public comment period for this proposed rule ended on March 28, 2016. The EPA received no comments on the proposal. II. … The EPA's approval of this limited maintenance plan satisfies the Clean Air Act requirements for the second 10-year period in the Spokane PM 10 area.

Protection of Stratospheric Ozone; Acceptable Substitutes for the Significant New Alternatives Policy (SNAP) Program

Federal Register · Rule · Jul 28, 1995

SNAP implements section 612 of the amended Clean Air Act of 1990, which requires EPA to evaluate substitutes for the ODSs, and regulate the use of substitutes where other alternatives exist that reduce … EPA will use its authority under section 114 of the Clean Air Act to gather this information, if necessary.

Approval and Promulgation of Implementation Plans; New Jersey Emission Statement Program

Federal Register · Proposed Rule · Dec 9, 2003

What Is Required by the Clean Air Act and How Does It Apply to New Jersey? … title I of the Clean Air Act, as amended in 1990 (the Act).

Approval and Promulgation of Air Quality Implementation Plans; West Virginia; Regulation To Prevent and Control Particulate Air Pollution From Combustion of Fuel in Indirect Heat Exchangers

Federal Register · Rule · Aug 11, 2003

EPA is approving these revisions in accordance with the requirements of the Clean Air Act. … Section 110(a)(2)(A) of the Clean Air Act (CAA) requires SIPs to include federally enforceable emission limitations.

Revisions to the General Conformity Regulations

Federal Register · Proposed Rule · Mar 3, 2008

This rulemaking action was published in the Federal Register on January 8, 2008 and proposes to revise EPA's regulations relating to the Clean Air Act (CAA) requirements that Federal Actions conform … SUPPLEMENTARY INFORMATION: The January 8, 2008, proposed rule proposes to revise its regulations relating to the Clean Air Act (CAA) requirement that Federal actions conform to the appropriate State

National Emission Standards for Hazardous Air Pollutants for Source Categories: Aerospace Manufacturing and Rework Facilities

Federal Register · Rule · Sep 1, 1995

Aerospace manufacturing and rework operations emit many of the pollutants identified in the Clean Air Act (Act) list of 189 hazardous air pollutants (HAP). … Air Act

Arizona Redesignation of the Yavapai-Apache Reservation to a PSD Class I Area

Federal Register · Rule · Nov 1, 1996

The Clean Air Act's Program to Prevent Significant Deterioration of Air Quality (PSD) A. … Air Act.