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.

United States v. Beazer Homes USA, Inc., No. 3:10-cv-01133 (M.D. Tenn. Dec. 2, 2010). A settling CWA defendant responsible for violations at home sites in 21 states must pay civil penalties; must develop improved pollution prevention plans for each construction site; must conduct additional site inspections and promptly correct any problems detected; must properly train construction managers and contractors; and must implement a management and internal reporting system to improve oversight of on-the-ground operations.

United States v. NCR Corp., No. 10-C-910 (E.D. Wis. Dec. 1, 2010). Settling CERCLA defendants, Brown County, Green Bay, Wisconsin, and the United States, who are responsible for polychlorinated biphenyl contamination at the Lower Fox River and Green Bay Superfund site in northeastern Wisconsin, must pay a total of $5.2 million into a set of site-specific special accounts to finance future cleanup and natural resource restoration work at the site.

EPA announced the availability of 2011 Beaches Environmental Assessment and Coastal Health Act grants for coastal recreation water monitoring and public notification programs.

EPA announced issuance of the final NPDES general permit for discharges incidental to the normal operation of vessels for Pennsylvania and Iowa.

EPA gave tentative approval to Wisconsin's public water system supervision program, which does not cover Indian country.