The Clean Air Act (“CAA”) envisions states and the federal government working together to improve air quality. Under the CAA, states must develop State Implementation Plans (“SIPs”) to implement National Ambient Air Quality...more
The United States Supreme Court has finally weighed in on whether discharging pollutants to groundwater constitutes a discharge to waters of the United States and triggers the need for a discharge permit under the federal...more
4/29/2020
/ Appeals ,
Clean Water Act ,
Direct Discharge ,
Discharge of Pollutants ,
Environmental Protection Agency (EPA) ,
Functional Equivalent ,
Groundwater ,
Hawaii Wildlife Fund v County of Maui ,
Navigable Waters ,
Permits ,
Point Sources ,
Remand ,
SCOTUS ,
Vacated ,
Waters of the United States
On March 26, 2020, the U.S. Environmental Protection Agency (EPA) issued a temporary policy memo modifying the agency’s enforcement discretion in light of the sweeping impact of the COVID-19 pandemic in the United States. In...more
As part of Governor Wolf’s strategy to reduce methane emissions from oil and gas sites, the Pennsylvania Department of Environmental Protection published draft final permit revisions for the new GP-5A, GP-5 and Exemption 38....more
The Mercury and Air Toxics Standards rule ("MATS") for electric utility steam generating units has been reversed and remanded with the Supreme Court’s much-anticipated decision in Michigan v. EPA on June 29, 2015. Writing for...more
7/2/2015
/ Chevron Deference ,
Chevron v NRDC ,
Clean Air Act ,
Cost-Benefit Analysis ,
Energy Sector ,
Environmental Protection Agency (EPA) ,
MATS ,
Michigan v. EPA ,
Power Plants ,
Remand ,
SCOTUS
In an attempt to strengthen its Crystalline Silica exposure rule, on September 12, 2013, OSHA proposed significant changes that could result in higher compliance costs and may require additional risk management strategies...more