In March 2023, the EPA issued its final Good Neighbor Plan, the last in a series of legislations designed to reduce emissions of ozone-forming nitrogen oxide (NO2) which cross state borders. Specifically, the Plan was...more
On January 6, 2023, the U.S. Environmental Protection Agency (the EPA) released a pre-publication copy of a Proposed Rule, which will lower the annual National Ambient Air Quality Standard (NAAQS) for fine particulate matter...more
Environmental groups have sued the EPA to overturn its December 31st rule retaining Obama Era National Ambient Air Quality Standards (NAAQS) for ozone. The suit alleges that the Trump EPA ignored science and mounting...more
On April 14, 2020, U.S. EPA proposed to retain the current national ambient air quality standards (NAAQS) for particulate matter (PM) without revision. ...more
The United States Environmental Protection Agency (“EPA”) issued a draft November 2018 policy document titled: Revised Policy on Exclusions from “Ambient Air” (“Draft Policy”) - EPA states by way of introduction that...more
On May 9, 2018, Environmental Protection Agency (EPA) Administrator Scott Pruitt issued a memorandum outlining a “back-to-basics” process for reviewing National Ambient Air Quality Standards (NAAQS) for criteria...more