On August 30, 2023, the United States Corps of Engineers (Corps) and Environmental Protection Agency (EPA) released a prepublication version of their final rulemaking amending their previous definition of “waters of the...more
Section 404 of the Clean Water Act of 1972, 33 U.S.C. Section 1251 et seq., prohibits the discharge of dredged or fill material into “navigable waters” without a permit. Section 502(7) of that act defines “navigable waters”...more
The U.S. Army Corps of Engineers (Corps) and the U.S. Environmental Protection Agency (EPA) issued a final rulemaking on Jan. 18, 2023, revising the definition of "Waters of the United States" (WOTUS) within the Corps1 and...more
On December 30, 2022, the Environmental Protection Agency and the United States Army Corps of Engineers announced their finalization of the agencies’ redefinition of the Clean Water Act’s “waters of the United States” phrase,...more
Today five Justices of the United States Supreme Court reversed a California Federal District Court Judge's decision vacating a Clean Water Act rule enacted by the Trump Administration EPA. The 2020 rule had reduced the role...more
On December 11, 2018, the U.S. Environmental Protection Agency (“EPA”) and U.S. Army Corps of Engineers (the “Corps”) proposed new regulations that would sharply curtail the Corps’ permitting authority under the Clean Water...more