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. 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. 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.

EPA proposed revisions to the NPDES permits for cooling water intake structures at certain facilities to minimize adverse environmental impacts.

United States v. Northeast Ohio Regional Sewer District, No. 10-cv-02895 (N.D. Ohio Dec. 22, 2010). A settling CWA defendant that violated its NPDES permit for its municipal wastewater and sewer system must implement injunctive measures, including the construction of seven deep underground tunnel systems—to reduce its combined sewer overflow (CSO) discharges—and construction of treatment plant expansions, for a total cost of approximately $3 billion; must invest $42 million in green infrastructure that will further reduce its CSO discharge by 44 million gallons; must pay $1.2 million in civil penalties to be split evenly between the United States and the state of Ohio; must spend $1 million to operate a permanent hazardous waste collection center in Cuyahoga County; and must spend $800,000 to improve other water resources.

United States v. DeKalb County, No. 1:10cv4039-WSD (N.D. Ga. Dec. 13, 2010). A settling CWA defendant responsible for violations at its sanitary sewer system must pay a $226,500 civil penalty to both the United States and Georgia, must perform specified injunctive measures, and must perform a supplemental environmental project valued at $600,000.