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Air Pollution Clean Air Act Mercury

Jones Day

EPA Proposes Stricter Mercury and Air Toxics Standards for Power Plants

Jones Day on

The Environmental Protection Agency ("EPA") has announced a new proposed rule that would strengthen the National Emission Standards for Hazardous Air Pollutants ("NESHAP") for Coal- and Oil- Fired Electric Utility Steam...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Mercury and Toxic Standards for Power Plants: U.S. Environmental Protection Agency Final Rule Reaffirming Appropriate and...

The United States Environmental Protection Agency (“EPA”) published on February 15th a final rule reaffirming its decision that it remains appropriate and necessary to regulate hazardous air pollutants (“HAP”) from power...more

Williams Mullen

Environmental Notes - March 2022

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On January 24, 2022, the United States Supreme Court granted an appeal to reconsider the extent of federal Clean Water Act (CWA) jurisdiction involving wetlands on a couple’s property in Idaho. The appellants (the Sacketts)...more

Foley Hoag LLP - Environmental Law

EPA’s MACT Rule; Some Benefits Are More Equal Than Others

Last week, EPA formally revised the cost-benefit analysis for its rule limiting the emissions of hazardous air pollutants from coal-fired power plants. The rule jettisons consideration of so-called “co-benefits,” in this...more

Jackson Walker

Trying to Thread a Very Fine—and Possibly Non-Existent—Needle: EPA Proposes to Withdraw a Necessary Underpinning of the Mercury...

Jackson Walker on

In December 2011, the EPA announced the Mercury and Air Toxics Standards under Section 112 of the Clean Air Act (CAA), commonly referred to as the MATS rule. The MATS rule governs the emission of mercury from electric power...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Mercury and Air Toxics Standards: U.S. Senator Carper Letter to U.S. Environmental Protection Agency

United States Senator Tom Carper (D-Del.) sent a December 13th letter to the U.S. Environmental Protection Agency (“EPA”) Office of Information and Regulatory Affairs: . . . expressing grave concerns regarding the...more

Williams Mullen

Mercury Rule Moves Forward

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The federal lawsuit filed by twenty-three states challenging EPA’s Mercury and Air Toxics Standards (MATS) is in the 8th inning, and things are not looking good for the challengers. Some background is appropriate. ...more

Lewitt Hackman

Supreme Court Tells EPA Cost Does Matter

Lewitt Hackman on

The Environmental Protection Agency's Mercury and Air Toxics Standards (MATS) placed national limits on mercury and other toxic emissions from power plants. The agency projected MATS to prevent 11,000 premature deaths, 4,700...more

Cadwalader, Wickersham & Taft LLP

Supreme Court Rejects EPA Mercury Emissions Rule

On June 29, 2015, the Supreme Court cast serious doubt upon the future of the Mercury and Air Toxics Standards (“MATS”) by finding that the Environmental Protection Agency (“EPA”) failed to adequately consider the costs of...more

Stoel Rives LLP

Air Quality Law Alert: U.S. Supreme Court Blocks EPA Coal Plant Air Toxics Standards

Stoel Rives LLP on

Earlier today the US Supreme Court issued a 5 to 4 decision in Michigan v. EPA that struck down the U.S. Environmental Protection Agency’s (EPA) Mercury and Air Toxics Standard (MATS) rule. The MATS rule imposes stringent...more

Davis Wright Tremaine LLP

US Supreme Court Nixes EPA Regulations on Mercury Emissions – Must Consider Costs Early!

In Michigan v. EPA, the U. S. Supreme Court invalidated EPA’s rules limiting emissions of mercury and other pollutants from power plants, ruling that EPA inappropriately ignored the costs of regulation – particularly...more

Seyfarth Shaw LLP

Supreme Court: EPA Must Consider Cost Of Implementing Regulations

Seyfarth Shaw LLP on

In a 5-4 ruling, the U.S. Supreme Court today ruled that the EPA acted unreasonably when it refused to consider the cost of implementing its Mercury and Air Toxics Standard (MATS). The MATS rule, issued in 2012,...more

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