EPA promulgated amendments to the new source performance standards and emissions guidelines for hospital/medical/infectious waste incinerators (HMIWIs) after remand by the D.C. Circuit.

FWS determined threatened status for the salmon-crested cockatoo throughout its range under the ESA.

FWS determined threatened status for the salmon-crested cockatoo throughout its range under the ESA.

FWS designated approximately 14,069 acres in the Mojave Desert in San Bernardino County, California, as critical habitat for Lane Mountain milk-vetch.

FWS reissued final rulemaking that identifies the northern Rocky Mountain population of gray wolf as a distinct population segment and removes most gray wolves from the list of endangered and threatened wildlife under the ESA.

NOAA-Fisheries established ocean salmon management measures for fisheries off the coasts of California, Oregon, and Washington through May 1, 2012.

EPA withdrew rulemaking that granted a site-specific treatment variance to U.S. Ecology Nevada in Beatty, Nevada, and withdrew an existing site-specific treatment variance issued to Chemical Waste Management, Inc. in Kettleman Hills, California, due to adverse comment.

EPA approved revisions to Wisconsin's hazardous waste management program.

EPA approved Florida's plan under the CAA for implementing and enforcing the emissions guidelines applicable to existing large municipal waste combustors.

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.