United States v. Allied Signal Inc., No. 1513 (RPP) (S.D.N.Y. June 1, 2012). A settling CERCLA defendant responsible for violations at the Cortese Landfill Superfund site in Tusten, New York, must perform additional response action to address newly identified source-area contamination at the site.

United States v. Municipality of Arecibo, No. 3:12-CV-01419 (D.P.R. June 4, 2012). A settling CWA defendant responsible for multiple permit violations that resulted in the discharge of stormwater into waters of the United States and the discharge of untreated sewage onto public and private property must pay a $305,643 civil penalty and must conduct an extensive injunctive relief plan estimated to cost approximately $56 million.

EPA proposed to revise its heavy-duty diesel regulations to allow modifications to emission control systems on emergency vehicles, as well as other emission-related revisions.

EPA revised its heavy-duty diesel regulations to allow modifications to emission control systems on emergency vehicles.

United States v. Jacob Goldberg & Son, Inc., No. 10 Civ. 3237 (S.D.N.Y. May 31, 2012). Under two proposed consent decrees, settling CERCLA defendants responsible for violations at the Port Refinery Superfund site in Rye Brook, New York, must pay $245,000 in U.S. response costs incurred at the site.

United States v. City of Atlanta, No. 1:98-CV-1956-TWT (N.D. Ga. May 31, 2012). A settling CWA defendant responsible for violations at its wastewater treatment facilities and collection and transmission system was granted a 13-year extension to complete the remaining work on the facilities.

SIP Approval: Illinois (consumer products and architectural and industrial maintenance coatings rules).

EPA proposed several amendments to the NESHAP for stationary reciprocating internal combustion engines under §112 of the CAA.

EPA finalized revisions to its regional haze program, finding that the trading programs in the Cross-State Air Pollution Rule achieve greater reasonable progress toward the national goal of achieving natural visibility conditions in Class I areas than source-specific Best Available Retrofit Technology, disapproving regional haze SIPs for states that relied on the Clean Air Interstate Rule (CAIR) to satisfy certain regional haze requirements, and promulgating federal implementation plans to address deficiencies in CAIR-dependent regional haze SIPs.

United States v. Minnie Moore Resources, Inc., No. 2:11-cv-00127-BLW (D. Idaho May 31, 2012). A settling CERCLA defendant responsible for past and future U.S. response costs incurred at the Minnie Moore Mine Superfund site in Blaine County, Idaho, must secure an environmental covenant to protect the remediation of the site.