EPA extended the reporting deadline for data required under the Mandatory Reporting of Greenhouse Gases Rule until September 30, 2011.

United States v. Winchester Municipal Utilities, No. 06-102-KSF (E.D. Ky. Jan. 19, 2011). Under a modified 2007 consent decree, a settling CWA defendant responsible for stormwater runoff pollution into the Lower Howards Creek Watershed must spend $203,000 on a watershed management plan that replaces the original supplemental environmental project.

United States v. Northern Indiana Public Service Co., No. 2:11-cv-016 (N.D. Ind. Jan. 13, 2011). Settling CAA defendants responsible for violations at four coal-fired power plants in Indiana must pay a $3.5 million civil penalty, must install or upgrade air emission controls at three of the plants and cease operations at the plant in Gary, and must perform environmental mitigation projects costing at least $9.5 million.

United States v. City of Evansville, No. 3:09-CV-128 (S.D. Ind. Jan. 6, 2011). A settling CWA defendant responsible for violations in the operation of its municipal wastewater and sewer system must pay a $420,000 civil penalty to the United States and a $70,000 civil penalty to Indiana, must spend an estimated $4 million to connect homes with failing septic systems to the city's sewer system, and must remedy the deficiencies in the sewer system at a cost that may exceed $500 million no later than 2037.

United States v. Gasco Energy Inc., No. 2:10-CV-01282-PMW (D. Utah Dec. 30, 2010). A settling CAA defendant responsible for violations at its Riverbend compressor station in Uintah County, Utah, must pay a $350,000 civil penalty, must comply with regulatory requirements, and must make additional emissions reductions.

United States v. Pennsylvania, No. 4:10-cv-02672-CCC (M.D. Pa. Dec. 30, 2010). A settling CAA defendant responsible for violations at state correctional facilities in Bellefonte (Rockview), Huntingdon, Muncy, and Somerset, Pennsylvania, must pay a $300,000 civil penalty and must control PM emissions at the facilities.

United States v. Boeing Co., No. 10-457-LRS (E.D. Wash. Dec. 23, 2010). Settling CERCLA defendants responsible for violations at the Moses Lake Wellfield Superfund site in Moses Lake, Washington, must pay $3.25 million in U.S. response costs incurred at the site. The United States must pay approximately $55 million to EPA for cleanup costs, must pay future response costs not covered by the defendants' payments and those incurred by the state of Washington, and must pay the city of Moses Lake approximately $2.96 million to resolve claims for response costs and attorneys fees.

EPA announced establishment of a TMDL for nitrogen, phosphorus, and sediment for the Chesapeake Bay and its tidal tributaries.