Impacts of the Proposed Rule.

The article discusses the impact of the proposed rule of the U.S. Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers, defining the scope of waters protected under the Clean Water Act (CWA) as of March 2015. Topics discussed include changing the regulatory definition of waters of the U.S., percentage of wetlands and stream miles that would be subject to CWA jurisdiction as a result of the proposed rule, and the value of the ecosystem services provided by the waters.