Clean Water Act (CWA)

Recent Activity

Results are sorted by the date of most recent activity.

Center for Biological Diversity v. Spellmon

August 18, 2022

District court finds that it does not represent a proper venue and transfers litigation over Clean Water Act Nationwide Permit 12 to the U.S. District Court for the District of Columbia.

Center for Biological Diversity v. Spellmon

April 6, 2022

U.S. Chamber files amicus brief to defend Clean Water Act Nationwide Permit 12. The brief emphasizes the importance of NWP 12 for the American economy and energy security.

State of California v. Regan

September 16, 2021

Northern District of California grants the government’s motion for remand and holds the plaintiffs’ request for vacatur of the “Navigable Waters Protection Rule” to be moot. The U.S. Chamber...

Environmental Integrity Project v. Regan

September 3, 2021

U.S. Chamber and business associations file brief in challenge to EPA’s Navigable Waters Protection Rule, supporting EPA’s motion for voluntary remand without vacatur. The U.S. Chamber is an...

Northern Plains Resource Council v. U.S. Army Corps of Engineers

August 11, 2021

Ninth Circuit dismisses appeal as moot in light of the U.S. Army Corps of Engineers’ issuance of a new nationwide permit. The U.S. Chamber had filed a coalition amicus brief in support of the...

State of California v. Regan

July 30, 2021

U.S. Chamber files coalition amicus brief supporting the government’s motion for remand without vacatur of the “Navigable Waters Protection Rule,” so that the Rule would remain in effect while the...

South Carolina Coastal Conservation League v. Regan

July 15, 2021

District court dismisses environmental groups’ challenge to the Navigable Waters Protection Rule, and remands to EPA without vacating the rule, so the rule can remain in effect while the Biden...

South Carolina Coastal Conservation League v. Regan

June 28, 2021

U.S. Chamber and coalition file brief, as intervenors-defendants, (i) supporting the government’s motion for voluntary remand without vacatur of the Navigable Waters Protection Rule, or, in the...

Prairie Rivers Network v. Dynegy Midwest Generation, LLC

June 28, 2021

Seventh Circuit affirms dismissal of association’s Clean Water Act citizen suit for lack of jurisdiction, holding that complaint failed to show that any of the plaintiff’s members had standing. ...

State of Colorado v. EPA

March 2, 2021

Tenth Circuit holds that district court abused its discretion in granting Colorado injunctive relief from the “Navigable Waters Protection Rule” defining “Waters of the United States” under the...