Search results for Clean Air Act

Title V/Clean Air Act: U.S. Environmental Protection Agency Order Denying Objection to Weld County, Colorado Oil and Nat...

The United States Environmental Protection Agency (“EPA”) issued a January 6th Order Denying a petition objecting to the issuance of a Clean Air Act Title V Operating Permit (“Perm...

EPA Rolls Back Power Plant Air Toxics Updates, Reverting to 2012 MATS Framework

The Mercury and Air Toxics Standards (MATS) are federal air pollution regulations issued by the U.S. Environmental Protection Agency (EPA) under the Clean Air Act. Finalized in 201...

CONAMA Restructures the National Air Quality Control Program and Establishes Environmental Licensing Requirements

On April 9, 2026, the National Environmental Council (CONAMA) issued Resolution No. 513/2026, which restructures the National Air Quality Control Program (“Pronar”) and revokes CON...

Dept. of Justice: Sues Trump Administration over failure to implement Clean Air Act rule

MADISON, Wis. – Wisconsin DOJ, as part of a coalition of 13 states and local governments, is suing the United States Environmental Protection Agency (EPA) over its failure to imple...

NAACP sues Musk’s xAI, alleging illegal air pollution

The NAACP and its Mississippi State Conference are suing Elon Musk’s xAI, alleging that it did not get a permit before emitting large amounts of pollution into a Memphis-area commu...

‘Smog and Sunshine’: Achieving Clean Air in California

Los Angeles is famous for both sunshine and smog. Turns out the two are related. Ozone pollution is caused by the interaction of sunlight and the chemicals that come out of vehicle...

Air quality concern

Vijay Limaye and Jonathan Patz: Trump EPA needs to comply with air pollution limits

A coalition of 10 states, including Wisconsin, is suing the U.S. Environmental Protection Agency for unlawfully failing to implement updated national air pollution limits meant to...

EPA Proposal Aims to Clarify Scope of Construction Activities Allowed Prior to Issuance of NSR Permit

To clarify the Clean Air Act’s preconstruction permitting requirements, EPA issued a proposed rule to revise the definition of “begin actual construction” in its New Source Review...

Cutting Through the FENCES: House Votes to Ease Air Compliance Hurdles

The post Cutting Through the FENCES: House Votes to Ease Air Compliance Hurdles appeared first on Shale Magazine.

How to Limit The Health Risks Posed by Polluted Air

SUNDAY, April 12, 2026 — Air pollution just isn’t what it used to be.While levels of lead and sulfur dioxide have dropped due to environmental regulations, other threats to air qu...

U.S. Rep. Tiffany: Wisconsin congressmen introduce Fair Air Standards Act, addressing ozone nonattainment, vehicle emiss...

WASHINGTON, DC – Today, Congressman Tom Tiffany (WI-07), Bryan Steil (WI-01), Scott Fitzgerald (WI-05), and Glenn Grothman (WI-06) introduced the Fair Air Standards Act addressing...

All It Took Was One Email: How Trump Exempted 180 Polluters From Clean Air Rules

A Quick Overview: In March 2025, the Trump administration opened an unprecedented pathway for coal plants, chemical manufacturers, medical sterilizers, and petroleum refineries to...

EPA May Allow Some Large Facility Pre-Construction Without a Full Clean Air Permit

The agency has proposed allowing construction to begin on non-emitting components or structures for power generation, data centers and manufacturing under the federal new source...

States sue Trump administration over toxic air rule rollback

A coalition of 21 state and local governments filed a lawsuit Tuesday challenging the Trump administration’s repeal of a 2024 rule that established limits for toxic air pollutants....

NAACP sues xAI over data center pollution

The NAACP is suing xAI and a subsidiary called MZX Tech for allegedly operating unpermitted methane gas turbines to power its Colossus 2 data center in South Memphis. The associati...

Almost half of US population breathes unhealthy air, Earth Day report finds

Overall, the ALA report found some improvements across the nation in terms of particle pollution, but worsening impacts of ozone.

Almost half of US population breathes unhealthy air, Earth Day report finds

Overall, the ALA report found some improvements across the nation in terms of particle pollution, but worsening impacts of ozone.

Trump EPA Downplays Local Emissions in Proposed Repeal

The EPA on Tuesday proposed rescinding a Biden-era ruling to reclassify Utah’s Wasatch Front from “serious” nonattainment of the 2015 ozone standards to mere “moderate” nonattainme...

Air quality sensors reveal pollution hot spots

The Hispanic Access Foundation found that in several Latino communities, particulate pollution exceeded federal standards. The post Air quality sensors reveal pollution hot spots a...

Business Council of New York voices concerns over proposed changes to air quality law

State Sen. Pete Harckham has proposed amending the state’s Title V air quality control law under the State Administrative Procedure Act (SAPA).

Trump Exempted Some of the Nation’s Biggest Polluters From Air Quality Rules. All It Took Was an Email.

The post Trump Exempted Some of the Nation’s Biggest Polluters From Air Quality Rules. All It Took Was an Email. appeared first on ProPublica.

Zimmetry Environmental Celebrates Clean Air Month in Puerto Rico

In recognition of Clean Air Month this May, Zimmetry Environmental, Puerto Rico's leading indoor and outdoor air quality testing and environmental consulting firm, is highlighting...

California Environmental Law & Policy Update 5.15.26

The U.S. Environmental Protection Agency (EPA) on Monday proposed allowing data centers, power plants, and other industrial facilities to begin certain construction work before obt...