California Water Views

In January 2023, the U.S. Environmental Protection Agency and the U.S. Army Corps of Engineers (Agencies) adopted a final rule altering the definition of "waters of the United States" (WOTUS), a key term that is referred to but not defined in the Clean Water Act (CWA) and is crucial for determining CWA permitting jurisdiction. The Agencies' stated purpose in adopting the rule was to better comply with the CWA by repealing and replacing a definition of WOTUS that had previously been adopted during the Trump administration; however, promulgation of the rule prompted multiple lawsuits ...

On August 29, 2023, the U.S. Environmental Protection Agency and U.S. Army Corps of Engineers released their amendment to the January 2023 rule defining what constitutes waters of the United States (WOTUS) in order to incorporate the majority’s opinion in Sackett v. EPA. We have previously reported extensively on Sackett and the varying iterations of the definition of WOTUS. You can view EPA’s webpage on the amendment here. … 

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 of the United States (WOTUS). This much anticipated rulemaking is the latest attempt by the agencies to provide regulatory clarity on what water features are subject to the protections of the Clean Water Act.

The agencies did not announce a date for official Federal Register publication, but once published, the Proposed Rule will have a 60-day comment period ...

On September 3, 2021, the Environmental Protection Agency (EPA) and U.S. Army Corps of Engineers (Corps) announced the agencies will abandon the definition of Waters of the United States (WOTUS) set forth in the April 21, 2020 Navigable Waters Protection Rule (NWPR) and will instead rely on the pre-2015 regulatory framework. The agencies’ announcement comes on the heels of a decision from the U.S. District Court for the District of Arizona vacating the NWPR. …

Recently, Lyn Clancy, Managing Associate General Counsel and Senior Policy Advisor for the Lower Colorado River Authority, and I presented on the topic of Endangered Species and Water Supply at the State Bar of Texas’ Changing Face of Water Law Conference in San Antonio. Issues of water supply and delivery continue to be a hot topic nationwide, including in Texas, and supply and delivery projects often intersect with the need to address species of plants and wildlife listed under the federal Endangered Species Act (ESA).

The presentation included several primary takeaways ...