On March 24, 2025, the Environmental Protection Agency (EPA) published plans to seek stakeholder input on implementing a new definition of “waters of the United States” (WOTUS) under the Clean Water Act (CWA). The EPA’s goal...more
On December 7, the Environmental Protection Agency (EPA) and U.S. Army Corps of Engineers (the Corps) took their latest stab at clarifying the jurisdiction of the Clean Water Act (CWA), proposing (another) new definition of...more
On Tuesday, December 7, 2021, the U.S. Environmental Protection Agency and the Army Corps of Engineers published for public comment a proposed rule revising the definition of “Waters of the United States” (“WOTUS”)....more
On November 18, 2021, The Environmental Protection Agency (EPA) and Army Corps of Engineers (Corps) announced the availability of a pre-publication version of a proposed rule (Proposed Rule) to amend the definition of Waters...more
In a recent special alert addressing Northern Plains Resource Council v. U.S. Army Corps of Engineers, we reported that the federal district court for Montana vacated the U.S. Army Corps of Engineers (Corps) Nationwide Permit...more
Previously, we reported the Federal Circuit split (Part 1) regarding indirect discharges to navigable waters through groundwater and the Supreme Court’s grant of certiorari in one of those cases (Part 2), which will hopefully...more
February 2019 In Short The Situation: The definition of "waters of the United States" in the Clean Water Act ("CWA") circumscribes the jurisdictional authority of the federal government under the Act. This impacts not just...more
The Trump Administration’s proposed rule defining “Waters of the United States” under the federal Clean Water Act was published last week in the Federal Register....more
Seyfarth Synopsis: The U.S. Environmental Protection Agency (EPA) and the Department of the Army (Corps) have recently proposed a “clear, understandable, and implementable definition of ‘waters of the United States’...more
For the second time in the last 4 years, and the seventh since the Clean Water Act was adopted in 1972, the federal government has revised the definition of the term “Waters of the United States” for the purposes of the...more