FWS proposed to designate approximately 1,636.9 acres in Otero County, New Mexico, as critical habitat for the Sacramento Mountains checkerspot butterfly under the ESA.

SIP Proposal: Washington (revisions to Southwest Clean Air Agency’s requirements for Stage I and Stage II vapor recovery systems at gasoline dispensing facilities).

SIP Approval: Washington (updates to Smoke Management Plan).

EPA entered into a proposed cashout settlement agreement under CERCLA concerning the Colorado Smelter Superfund site in Pueblo, Colorado.

SIP Approval: Alaska (revisions to ice fog and sulfur dioxide regulations).

SIP Approval: Pennsylvania (revisions to general provisions regarding air resources, operating permit requirements, and plan approval and operating permit fees).

SIP Approval: North Carolina (changes to air pollution control requirements that modify several definitions, clarify applicability requirements, adjust the requirement for fugitive dust control plan submissions, and make minor language and formatting changes).

SIP Approval: North Carolina (changes to North Carolina Department of Environmental Quality’s regulations regarding bulk gasoline terminals and plants, gasoline cargo tanks and vapor collection systems, and leak tightness and vapor leak requirements).

NMFS designated 28 specific occupied areas as critical habitat for five threatened Caribbean coral species under the ESA.

SIP Approval: Tennessee (revisions pertaining to CAA “good neighbor” provision for the 2010 one-hour sulfur dioxide NAAQS).