United States v. City of Unalaska, No. 3:11-cv-00133-HRH (D. Alaska May 10, 2012). A settling CWA defendant responsible for violations at its wastewater treatment plant in Unalaska, Alaska, must pay a $340,000 civil penalty, must construct and operate four upgrades to comply with its NPDES permit, and must adhere to more stringent fecal coliform bacteria limits until at least mid-2020. 

United States v. American Sugar Refining, Inc., No. 12-CV-01408 (D. Md. May 10, 2012). A settling CAA defendant responsible for violations at its sugar refinery in Baltimore, Maryland, must pay a $200,000 civil penalty and must perform injunctive relief to reduce NOx emissions.

EPA promulgated technology-based effluent limitations guidelines and new source performance standards under the CWA for discharges from airport deicing operations.

SIP Proposal: Utah (partial approval of regional haze program).

SIP Approval: Delaware/New Jersey/Pennsylvania (attainment of the 1997 annual fine particulate matter NAAQS for the Philadelphia nonattainment area for the 2007-2009 and 2008-2010 monitoring periods).

EPA delegated authority to Virginia to implement and enforce NESHAPs and new source performance standards. 77 FR 28875 (5/16/12).

EPA withdrew its rulemaking of February 21, 2012, "Revisions to Federal Implementation Plans to Reduce Interstate Transport of Fine Particulate Matter and Ozone," due to adverse comments. 

FWS proposed to list Umtanum desert buckwheat and White Bluffs bladderpod as threatened species under the ESA and to designate approximately 344 acres in Benton County, Washington, as critical habitat for buckwheat and approximately 2,861 acres in Franklin County, Washington, as critical habitat for bladderpod. 

The president issued Executive Order No. 13610 to modernize the regulatory system and to reduce unjustified regulatory burdens and costs.

SIP Proposal: Maryland (reasonably available control technology).