Clean Water Act

2 posts

San Francisco v. EPA: Impact on Marine Carbon Dioxide Removal

On March 4, 2025, the Supreme Court handed down an important ruling in City and County of San Francisco v. Environmental Protection Agency. In a 5-4 decision, the Court curtailed the Environmental Protection Agency’s (“EPA”) authority under the Clean Water Act (“CWA”) to issue pollutant discharge permits. The case involved […]

Ocean Acidification and the Clean Water Act: A New Front for EPA Climate Regulation?

Gregory E. Wannier Deputy Director On November 15, 2010, the Environmental Protection Agency (EPA) issued a memorandum asking 23 coastal states and five coastal territories (“states”) to seriously consider ocean acidification problems in their future monitoring activities under the Clean Water Act (CWA).  The action brings climate-related activities under the […]