Documents

Air Plan Approval; California; South Coast Air Quality Management District

Federal Register · Rule · Dec 11, 2025

Plan (SIP) concerning a rule submitted to address section 185 of the Clean Air Act (CAA or “Act”) with respect to the 1997 and 2008 8-hour ozone National Ambient Air Quality Standards (NAAQS or “standard … Public Comments and EPA Responses The EPA's proposed action provided a 30-day public comment period.

Approval and Promulgation of Implementation Plans; Montana; Regional Haze 5-Year Progress Report State Implementation Plan

Federal Register · Rule · Oct 4, 2019

Montana's Progress Report addresses requirements of the Clean Air Act (CAA or Act) and the Federal Regional Haze Rule that require each state to submit periodic reports describing progress towards reasonable … 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.

Protection of Stratospheric Ozone: Incorporation of Montreal Protocol Adjustment for a 1999 Interim Reduction in Class I, Group VI Controlled Substances

Federal Register · Rule · Jun 1, 1999

Air Act. … Air Act.

Petitioners Brief — Mann v. United States

Supreme Court brief · Petitioners Brief · 1976

Clean Air Act § 110.” … Clean Air Act § 101(b)(1), 42 U.S.C. § 1857(b) (1).

Partial Approval, Conditional Approval, and Partial Disapproval of Air Quality State Implementation Plans; Nevada; Infrastructure Requirements for Ozone

Federal Register · Rule · May 19, 2023

Public Comments and EPA Responses The EPA's proposed action provided a 30-day public comment period that ended on February 10, 2023. During this period, the EPA received one anonymous comment. … The comment recommended that the federal government take immediate action to clean the air and suggested that the state of Utah has failed to clean the air in valley areas like Salt Lake and the Uinta

Approval of Section 112(l) Authority for Hazardous Air Pollutants; State of Delaware; Department of Natural Resources and Environmental Control

Federal Register · Rule · Oct 2, 2001

EPA is taking this action in accordance with the Clean Air Act (CAA). … EPA will address all public comments in a subsequent final rule based on the proposed rule. EPA will not institute a second comment period on this action.

Approval and Promulgation of Air Quality Implementation Plans; Montana; Revisions to the Emergency Episode Avoidance Plan; Direct Final Rule

Federal Register · Rule · Jan 3, 2006

This action is being taken under section 110 of the Clean Air Act. … or refer to the Clean Air Act, unless the context indicates otherwise.

National Emission Standards for Hazardous Air Pollutants for Source Category: Organic Hazardous Air Pollutants From the Synthetic Organic Chemical Manufacturing Industry and Other Processes Subject to the Negotiated Regulation for Equipment Leaks; Determination of MACT ``Floor''

Federal Register · Uncategorized Document · Jun 6, 1994

When Congress comprehensively revised section 112 in the Clean Air Act Amendments of 1990, it based the revisions in substantial part on the Clean Water Act's effluent guidelines program. … of the comment periods for those standards.

Revisions to the California State Implementation Plan, Santa Barbara Air Pollution Control District, Sacramento Municipal Air Quality Management District and South Coast Air Quality Management District

Federal Register · Proposed Rule · Sep 29, 2011

We are proposing to approve local rules to regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act). … We do not plan to open a second comment period, so anyone interested in commenting should do so at this time. If we do not receive adverse comments, no further activity is planned.

National Emission Standards for Hazardous Air Pollutants: Halogenated Solvent Cleaning

Federal Register · Rule · Aug 19, 1999

We will address all public comments in a subsequent final rule based on the proposed rule. We will not institute a second comment period on this action. … (See section 307(d)(7)(A) of the Clean Air Act.) B.

Bleed Air Cleaning and Monitoring Equipment and Technology

Federal Register · Proposed Rule · Jul 17, 2012

FAA-2012-0714] Bleed Air Cleaning and Monitoring Equipment and Technology ACTION: Notice; request for information. … The FAA will consider comments filed after the comment period has closed if it is possible to do so without incurring expense or delay.

Approval and Promulgation of Air Quality Implementation Plans; Texas; Interstate Transport of Air Pollution for the 2008 Ozone National Ambient Air Quality Standards

Federal Register · Rule · Aug 12, 2016

We received three comments during the comment period on our proposed SIP disapproval. … Comment: Luminant stated that we must reopen the comment period for the CSAPR Update rulemaking.

Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Ohio

Federal Register · Uncategorized Document · Sep 21, 1994

under section 110(c) of the Clean Air Act) rather than SIP limits (approved under section 110(k) or its equivalent) may be redesignated. … It does not authorize USEPA to ignore post-1990 Clean Air Act criteria in judging the acceptability of States' requests.

Integrated Science Assessment for Oxides of Nitrogen and Sulfur-Environmental Criteria

Federal Register · Notice · Dec 12, 2008

Section 109(d) of the Act requires subsequent periodic review and, if appropriate, revision of existing air quality criteria to reflect advances in scientific knowledge on the effects of the pollutant … The Clean Air Scientific Advisory Committee (CASAC), an independent science advisory committee established pursuant to section 109 of the Clean Air Act and part of the EPA's Science Advisory Board

Determination of Attainment for the Ozone and Carbon Monoxide National Ambient Air Quality Standards in Washoe County, NV

Federal Register · Proposed Rule · Jan 21, 2005

Under the Clean Air Act, as amended in 1990 (CAA or “Act”), EPA designated all of Washoe County as a nonattainment area for the 1-hour ozone NAAQS, effective January 6, 1992. … in the Clean Air Act.

Delegation of National Emission Standards for Hazardous Air Pollutants for Source Categories; State of Arizona; Arizona Department of Environmental Quality; Maricopa County; Environmental Services Department

Federal Register · Rule · Mar 2, 2000

Delegation of NESHAPs Section 112(l) of the Clean Air Act, as amended in 1990 (CAA), authorizes EPA to delegate to state or local air pollution control agencies the authority to implement and enforce … Authority: This action is issued under the authority of Section 112 of the Clean Air Act, as amended, 42 U.S.C. Section 7412. Dated: February 18, 2000. David P.

Oneida Business Committee (2024)

Tribal code · Tribal code

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

Air Plan Approval; Washington; Southwest Clean Air Agency; Emission Standards and Controls for Sources Emitting Gasoline Vapors

Federal Register · Proposed Rule · Aug 10, 2023

In 1979, under section 109 of the Clean Air Act (CAA or the Act), the EPA established the primary and secondary National Ambient Air Quality Standards (NAAQS) for ozone at 0.12 parts per million (ppm) … Statutory and Executive Order Reviews Under the Clean Air Act, the Administrator is required to approve a SIP submission that complies with the provisions of the Clean Air Act and applicable Federal regulations

Revisions to the Arizona State Implementation Plan, Maricopa County Environmental Services Department

Federal Register · Rule · Nov 30, 2001

We are approving a local rule that regulates these emission sources under the Clean Air Act as amended in 1990 (CAA or 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 State Plans for Designated Facilities and Pollutants: Maine; Negative Declaration

Federal Register · Rule · Jun 10, 2002

EPA publishes regulations under sections 111(d) and 129 of the Clean Air Act requiring states to submit control plans to EPA. … Air Act.