United States v. City of Alameda, No. C 09-05684 RS (N.D. Cal. Mar. 15, 2011). Under a Stipulated Order for Preliminary Relief, settling CWA defendants responsible for NPDES permit violations that resulted in unlawful sanitary sewer overflows must conduct studies and make recommendations to prevent discharges from three wet weather facilities. 

United States v. AK Steel Corp., No. 97-1863 (W.D. Pa. Feb. 28, 2011). A settling CERCLA defendant responsible for violations at the Breslube Penn Superfund site in Coraopolis, Pennsylvania, must pay $1,398,412 in contribution claims and past U.S. response costs incurred at the site. 

In re Motors Liquidation Corp., No. 09-50026 (REG) (Bankr. S.D.N.Y. Mar. 4, 2011). Settling CAA, CERCLA, and RCRA parties responsible for violations at multiple facilities and sites nationwide must pay $4,613,322 from bonds, with an additional $10.5 million in bond requirements for six non-owned sites, must provide the United States with an allowed general unsecured claim of $36,290,270 for environmental remediation at 29 non-owned sites, and must pay civil penalties for violations at multiregional sites. 

United States v. Cumbie, No. 2:08-CV-01825-RMG (D.S.C. Mar. 1, 2011). A settling CWA defendant that discharged fill material into waters of the United States must pay a civil penalty, must restore the impacted areas and perform mitigation, and must perform a supplemental environmental project.

United States v. Manzo, No. 3:97-cv-00289 (D.N.J. Mar. 2, 2011). Settling CERCLA defendants responsible for violations at the Burnt Fly Bog Superfund site in Middlesex and Monmouth Counties, New Jersey, must pay $19.025 million in U.S. response costs and natural resource damages incurred at the site.

United States v. Arch Coal, Inc., No. 2:11-cv-00133 (S.D. W. Va. Mar. 1, 2011). Settling CWA defendants that discharged pollutants into waters of the United States in Kentucky and West Virginia must pay a $4 million civil penalty and must perform various injunctive relief measures.

EPA issued a stay until March 14, 2011, of the requirement for chemical manufacturing area sources to comply with the NESHAPs permit program.

United States v. SKF USA Inc., No. 3:09-cv-00174 (W.D. Pa. Feb. 25, 2011). Settling CERCLA defendants responsible for violations at the Barefoot Disposal Superfund site in Blair County, Pennsylvania, must pay $575,000 in past U.S. response costs incurred at the site and limited future response costs.

United States v. JELD-WEN, Inc., No. 1:10-CV-494-PA (D. Or. Feb. 17, 2011). A settling CERCLA defendant responsible for violations at the Circle DE Lumber Superfund site in Klamath Falls, Oregon, must pay $700,000 in U.S. response costs incurred at the site.

EPA issued an SIP call to 13 states whose plans do not apply PSD requirements to GHG-emitting sources and established deadlines for their compliance.