Waters of the United States

Center Resources

Webinar Recordings

2023 PA Farm Show Agricultural Law Symposium — The Waters of the United States, Sackett v. EPA, presented by Research Specialist, Chloe Marie. 

2022 PA Farm Show Agricultural Law Symposium — Environmental Regulation Issues in Agriculture — “Waters of the United States” and related litigation, presented by Research Specialist Chloe Marie, and “Waters of the United States” and recent regulatory developments, presented by Staff Attorney, Brook Duer. 

Issue Tracker

Waters of the United States — this issue tracker developed by the CASL staff focuses on federal regulatory actions and litigation regarding the definition of “Waters of the United States” (WOTUS) under the Clean Water Act (CWA) across the Obama, Trump, and Biden presidential administrations. 

Publications

“Waters of the United States,” an Overview of the New Rule (February 8, 2023) 

EPA and Army Corps of Engineers Finalize Navigable Waters Protection Rule (February 18, 2020) 

Executive Order on the “Waters of the United States” Rule (March 7, 2017)