The recent U.S. Supreme Court decision in Sackett v. EPA significantly narrows the definition of “waters of the United States” (“WOTUS”) as applicable to wetlands and other adjacent bodies of water under the Clean Water Act (“CWA”). By extension, Sackett has broad impacts to wetlands delineation and mitigation requirements for section 404 permits issued by

On May 25, 2023, the United States Supreme Court ruled in favor of landowners seeking to build a modest home on “wetlands” in Sackett v. EPA. This ruling represents not only a clarification of a major law relevant to companies seeking to develop land near water bodies, but also a significant limitation on the EPA’s

On July 13, 2020, the EPA released its final rule updating and clarifying the substantive and procedural requirements for water quality certification under Clean Water Act (“CWA”) § 401.  This new rule represents the first revision to the applicable regulations since the CWA was enacted in 1971.  The new rule replaces the entirety of the

On Tuesday, December 11, 2018, the Environmental Protection Agency (“EPA”) and U.S. Army Corp. of Engineers (“ACE”) proposed a rule revising the definition of “waters of the United States.” The so-called WOTUS rule defines the scope of Clean Water Act (“CWA”) jurisdiction and the permitting requirements thereunder, and has been in the hot seat for

After contesting the construction of the Dakota Access pipeline, environmental advocacy groups have turned their attention to the proposed Bayou Bridge pipeline in South Louisiana. The Bayou Bridge pipeline is a 162-mile-long, 24-inch-wide proposed pipeline which will cross the Atchafalaya Basin to connect facilities in Lake Charles, Louisiana to crude oil refineries in St. James

The US Ninth Circuit Court of Appeals has an opportunity to rule on controversial Clean Water Act wetlands jurisdictional requirements through the appeal of a Montana man’s conviction for polluting a navigable waterway. US v. Joseph Robertson, No. 16-30178 (C.A. 9). The timing of the appeal could affect the Trump administration’s efforts to take

On May 31, 2016, the US Supreme Court ruled in United States Army Corps of Engineers v. Hawkes Co., Inc. that a jurisdictional determination issued by the Corps of Engineers under the Clean Water Act constitutes a final agency action that is judicially reviewable under the Administrative Procedure Act.  Justice Roberts wrote the decision of

A federal judge dismissed the lawsuit that the New York Times referred to as “The Most Ambitious Environmental Lawsuit Ever” on February 13, 2015, with a finding that the plaintiffs did not state a viable claim for relief.

The Board of Commissioners of the Southeast Louisiana Flood Protection Authority-East (“SLFPA-E” or “Authority”) filed a lawsuit