Since its enactment in 1972, the federal agencies who administer the Clean Water Act (the Act), the Environmental Protection Agency (EPA) and the United States Army Corps of Engineers (the Corps), have taken the position that the definition of “waters of the United States” governed by the Act (also known as “jurisdictional waters”) does not include groundwater. Regulation of groundwater therefore falls outside the scope of the Act. To read more: click here.
On January 22, 2018, the U.S. Supreme Court unanimously held that lawsuits challenging the Obama administration’s 2015 Clean Water Rule (Rule) – a landmark revision to the definition of “waters of the United States” (WOTUS) that arguably expanded the scope of the federal government’s authority under several regulatory programs, including those associated with wastewater discharges and dredge/fill activities under the Clean Water Act (CWA) – must be filed in federal district courts instead of the federal courts of appeal. Nat’l Assoc. of Mfrs. v. Dept. of Def., No. 16-299 (Jan. 22, 2018) (NAM). While the Supreme Court’s decision in NAM did not address the merits of the lawsuits challenging the Rule, it did determine the appropriate forum for those legal challenges. To read more: click here.