EPA finalized revisions to the primary and secondary NAAQS for lead and associated monitoring requirements.

EPA determined that the Dallas/Fort Worth moderate nonattainment area failed to attain the 1997 eight-hour ozone NAAQS and reclassified the area as a serious ozone nonattainment area; attainment must be reached no later than June 15, 2013.

EPA amended specific provisions in the GHG reporting rule to complement the final rule published on October 28, 2010.

United States v. Unisea, Inc., No. 3:11-cv-00037-JWS (D. Alaska Mar. 9, 2011). A settling CERCLA, CWA, and EPCRA defendant that discharged ammonia and other pollutants from its facility in Unalaska must pay a $1,405,250 civil penalty to the United States, must pay a $504,125 civil assessment to Alaska, and must perform the specified injunctive relief.

EPA approved Virginia's negative declaration and request for EPA withdrawal of its CAA §§111(d) and 129 plan approval for hospital/medical/infectious waste incinerator (HMIWI) units.

United States v. Consol Energy, Inc., No. 1:11-cv-00028 (N.D. W. Va. Mar. 14, 2011). Settling CWA defendants responsible for NPDES permit violations and the discharge of pollutants into waters of the United States must pay a $5.5 million civil penalty and must perform injunctive relief at six mines. 

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. 

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. 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.