EPA entered into a proposed settlement agreement in American Forest & Paper Ass'n, Inc. v. EPA, No. 10-1284 (D.C. Cir.), that requires the Agency to interpret its Mandatory Reporting of Greenhouse Gases rule as it applies to the petitioner as originally proposed.

EPA Region 6 announced the availability of 28 TMDLs for waters listed in Louisiana under CWA §303(d).

EPA proposed to approve revisions to New Mexico's public water system supervision program.

United States v. E.I. Du Pont de Nemours & Co., No. 1:11-cv-01057-UNA (D. Del. Oct. 31, 2011). A settling CWA defendant responsible for violations at its titanium dioxide production facility in Edge Moor, Delaware, must pay a $500,000 civil penalty to the United States and Delaware and must perform a comprehensive engineering study of the wastewater treatment plant and its collection system.

EPA announced a final NPDES general permit for point source discharges from the application of pesticides to waters of the United States.