ozone
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EPA Finalizes “Good Neighbor Plan” Targeting Ozone-Creating NOx Emissions in 23 States

On March 15, 2023, EPA finalized its Good Neighbor Plan under the Clean Air Act (“CAA”), a rule designed to reduce smog-forming nitrogen oxide pollution from power plants and other industrial facilities in 23 upwind states that impact compliance with ambient air quality standards in downwind states. Continue reading
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EPA Withdraws Delay on Ozone NAAQS Designations
On August 1, 2017, 15 states and Washington D.C. filed a petition in the D.C. Circuit Court challenging EPA’s one-year delay of the ozone NAAQS deadline. Then, on August 2, 2017, EPA changed course and withdrew the extension. Continue reading
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D.C. Circuit Rejects U.S. EPA Efforts to Ban Hydrofluorocarbons
On August 8, 2017, the United States District Court for the District of Columbia issued a decision concluding that the U.S. Environmental Protection Agency (U.S. EPA) did not have statutory authority to issue a 2015 rule that restricted manufacturers from making certain products that contained hydrofluorocarbons (HFCs). HFCs are used in a variety of products,… Continue reading
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EPA Extends Deadline for 2015 Ozone Air Quality Area Designations
On June 6, 2017, EPA Administrator Scott Pruitt sent a letter to the nation’s governors, informing them that EPA is extending the deadline for promulgating initial area designations, by one year, for the 2015 ozone National Ambient Air Quality Standards (“NAAQS”). Continue reading
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Litigation in D.C. Circuit Court Put on Hold While EPA Reconsiders 2015 Ozone Air Quality Standards
On Tuesday, April 11th, the U.S. Court of Appeals for the D.C. Circuit granted EPA’s motion to continue oral argument and indefinitely delay any decision on challenges to the agency’s 2015 National Ambient Air Quality Standards (NAAQS) for ozone in the case of Murray Energy Corp. v. EPA, Case No. 15-1385. Continue reading
