Posts marked "Clean Air Act"



On November 25, 2014, the US Environmental Protection Agency (“EPA”) proposed to strengthen the Clean Air Act’s National Ambient Air Quality Standard (NAAQS) for ground-level ozone. The proposed regulation would lower the threshold for ozone pollution from 75 parts per billion (“ppb”) to a range of 65 to 70 ppb, which falls within the 60 … Read Post


On Monday, June 23, the U.S. Supreme Court issued Utility Air Regulatory Group v. EPA, a mixed decision with three key holdings: (1) that the Environmental Protection Agency (“EPA”) has the authority to regulate the greenhouse gas (“GHG”) emissions of stationary sources already required to obtain Clean Air Act (“CAA”) Prevention of Significant Deterioration (“PSD”) … Read Post


On June 2, 2014, the Environmental Protection Agency (“EPA”) proposed a regulation that is designed to cut carbon dioxide (CO2) emissions from existing power plants by up to 30% by 2030, compared to 2005 levels. The proposed regulations, issued under Section 111(d) of the Clean Air Act, would set different emissions targets for different states … Read Post


Two recent decisions by the D.C. Circuit Court of Appeals upheld United States Environmental Protection Agency (“EPA”) air quality standards and emissions limitations, continuing a string of legal victories for EPA. On May 9, the D.C. Circuit upheld EPA’s 2012 revision to the National Ambient Air Quality Standards (“NAAQS”) for fine particulate matter  (PM2.5), citing … Read Post


Recent weeks have seen new developments in the field of air quality regulation of particulate matter on the local, state, and federal levels.  The term “particulate matter” encompasses the dust, dirt, soot, and smoke that, when inhaled, has been associated with asthma and other serious health problems. New York City: Mayor de Blasio proposes comprehensive … Read Post


The U.S. Environmental Protection Agency (“EPA”) finalized a new regulation on Monday implementing a program designed to reduce air pollution from passenger cars and trucks.  The regulation is part of EPA’s Tier 3 Motor Vehicle Emissions and Fuel Standards program, a mobile source emission control program authorized under the Clean Air Act (“CAA”).  Starting in … Read Post


On December 10, 2013, the U.S. Supreme Court heard oral argument on two challenges to the Environmental Protection Agency’s (“EPA’s”) Cross-State Air Pollution Rule, commonly known as the “Transport Rule” or “CSAPR.” Under its so-called “good neighbor” provision, Section 110 of the Clean Air Act (“CAA”) requires states to prohibit the emission within their borders … Read Post


On September 20, 2013, the United States Environmental Protection Agency (“EPA”) proposed carbon dioxide emissions standards for new coal- and gas-fired power plants, the latest in a series of EPA initiatives regulating greenhouse gas (“GHG”) emissions under the Clean Air Act (“CAA”). The proposal marks EPA’s second attempt to reduce carbon dioxide emissions from new … Read Post