PM NAAQS: Already behind schedule is perhaps the mostly widely impactful rule change EPA has proposed in many years: a lowering of the national ambient air quality standard (NAAQS) for fine particulate matter (PM2.5). EPA has...more
1/9/2024
/ Air Pollution ,
Chevron Deference ,
Clean Energy ,
Clean Power Plan ,
Climate Change ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Final Rules ,
Greenhouse Gas Emissions ,
MATS ,
Methane ,
NAAQS ,
Ozone
On October 18, U.S. Environmental Protection Agency’s (EPA) Office of Chemical Safety and Pollution Prevention submitted a final rule for publication in the Federal Register, amending 40 CFR Part 372, involving reporting...more
10/30/2023
/ Contamination ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
EPCRA ,
Final Rules ,
Hazardous Substances ,
NDAA ,
Office of Chemical Safety & Pollution Prevention (OCSPP) ,
PFAS ,
Pollution Control ,
Reporting Requirements ,
Right To Know ,
Rulemaking Process ,
Toxic Chemicals ,
Waste Management
In the world of air quality and climate change, summer 2022 began with a bang, as the Supreme Court finally spoke on the merits of EPA’s efforts to regulate carbon dioxide emissions from power plants under Section 111 of the...more
The U.S. Environmental Protection Agency (EPA) this week added five PFAS chemicals for a total of six PFAS chemicals to a list of risk-based values. EPA uses these values to determine if response or remediation activities are...more
With spring finally arriving, the long-expected avalanche of EPA activity on air issues has also arrived. In this second year of the Biden administration, following the pattern of prior administrations, we are starting to see...more
Gearing up for a potential final rule in summer 2023, the U.S. Environmental Protection Agency (EPA) on January 10 submitted a proposed rule to the White House Office of Management and Budget (OMB) to designate...more
Today, in U.S. Fish and Wildlife Service et al. v. Sierra Club Inc., Case No. 19-547, the United States Supreme Court struck down a Ninth Circuit Court of Appeals’ ruling that the federal government was required to turn over...more