Clean Water Act
EPA Broadens Efforts to Address PFAS Contamination in Water Bodies
The Environmental Protection Agency (EPA)’s efforts to address contamination by per- and poly-fluoroalkyl substances (PFAS) continue to rapidly evolve. Although federal efforts were initially focused on PFAS in drinking water, EPA has recently begun to address PFAS in a wider variety of sources, including wastewater and stormwater. In April of this year, EPA brought its…
Supreme Court Significantly Curtails Federal Jurisdiction over Wetlands in Sackett v. EPA
On May 25, 2023, the Supreme Court issued its decision in Sackett v. EPA, ruling that federal jurisdiction over wetlands under the Clean Water Act (CWA or the Act), which prohibits discharging pollutants into “the waters of the United States” (WOTUS), extends to only those wetlands with a continuous surface connection to WOTUS. The Sackett…
Waters in Flux: EPA and Army Corps Revise the Definition of “Waters of the United States”
On January 18, 2023, the EPA and Army Corps of Engineers (Army Corps) published a new final rule revising the definition of “waters of the United States” (the Rule) found in regulations implementing the Clean Water Act (CWA or the Act). The new Rule will become effective on March 20, 2023 (pending the outcomes of…
Army Corps Reissues Nationwide Permits, Dividing NWP 12 Into Three
On January 13, 2021, the U.S. Army Corps of Engineers (“Corps”) published a final rule reissuing and modifying twelve existing 2017 nationwide permits (“NWPs”) and creating four new NWPs. The rule goes into effect on March 15, 2021. Nationwide permits provide a streamlined process for the Corps to authorize activities under Section 404 of the…
Court Narrows Scope of NWP 12 Ruling; Corps Appeals to Ninth Circuit
Last month, we wrote about a recent decision from the US District Court for the District of Montana vacating Nationwide Permit (“NWP”) 12, the general permit issued by the Army Corps of Engineers (“Corps”) for pipelines and other utility projects. On May 11, the court narrowed the scope of the decision, vacating and enjoining the…
EPA and Army Corps of Engineers Publish Final “Waters of the United States” Rule
On April 21, 2020, the Environmental Protection Agency and the U.S. Army Corps of Engineers (together, the “Agencies”) published a final rule in the Federal Register redefining the term “waters of the United States” (“WOTUS”) under the Clean Water Act (“CWA”). The Agencies previously issued pre-publication notice of the final rule on January 23, 2020. …