U.S. EPA and the Army Corps of Engineers (Corps) have published for comment a guidance document that describes how the agencies intend to identify waters protected by the Clean Water Act and implement the Supreme Court’s decisions in Solid Waste Agency of Northern Cook County v. U.S. Army Corps of Engineers (531 U.S. 159 (2001)) and Rapanos v. United States (547 U.S. 715 (2006)).  You can find the guidance document, and supporting documents, here (Docket ID No. EPA-HQ-OW-2011-0409).

Comments are due July 1, 2011.