United States v. Kor, No. 10-4086 (D.S.D. Apr. 28, 2011). Settling CWA defendants that discharged pollutants into waters of the United States without a permit must pay a civil penalty, must restore the impacted areas, and must perform mitigation.

United States v. Bunting Bearings, LLC, No. 3:10-CV-01527 (N.D. Ohio Apr. 27, 2011). A settling CERCLA defendant responsible for violations at the Eagle-Picher Superfund site in Delta, Ohio, must pay $450,000 in past U.S. response costs incurred at the site.

In re Old AII, Inc., No. 09-10478 (BLS) (Bankr. D. Del. Apr. 25, 2011). A settling CERCLA defendant responsible for violations at the Halaco Superfund site in Oxnard, California, must provide the United States with an allowed general unsecured claim of $2,672,800. 

EPA announced the availability of a final report titled, Problem Formulation for Human Health Risk Assessments of Pathogens in Land-Applied Biosolids.

EPA proposed to approve Maine's NPDES program to include the permitting of all discharges within the Indian territories of the Penobscot Nation and the Passamaquoddy Tribe.

EPA Region 10 reproposed effluent limits for mercury, copper, total aromatic hydrocarbons, total aqueous hydrocarbons, silver, and whole effluent toxicity under the NPDES general permit for oil and gas exploration, development, and production facilities in Cook Inlet, Alaska.

The U.S. Army Corps of Engineers proposed to authorize Natural Resources Conservation Service-approved categorical exclusions for recurring conservation, restoration, and survey-related activities in waters of the United States.

EPA and the U.S. Army Corps of Engineers seek public comment on proposed guidance to identify waters protected by the FWPCA consistent with the U.S. Supreme Court's SWANNC and Rapanos decisions.

EPA entered into a settlement under CERCLA concerning the East Calloway County Middle School Mercury Spill site in Murray, Kentucky, that requires payment of past U.S. response costs incurred at the site.

EPA entered into a proposed administrative settlement under CERCLA that requires the settling party to pay $208,990 in U.S. response costs incurred at the Big River Mine Tailings Superfund site in St. Francois County, Missouri.