FWS announced a 90-day finding on a petition to list the Texas kangaroo rat as endangered or threatened and to designate critical habitat under the ESA; the agency found that listing may be warranted and initiated a status review. 

FWS announced a 12-month finding on a petition to list the Mt. Charleston blue butterfly as endangered or threatened under the ESA; the agency found that listing is warranted but precluded by higher priority actions.

NOAA-Fisheries announced a 90-day finding on a petition to list six species of sawfish as endangered or threatened under the ESA; the agency found that listing may be warranted for five of the sawfish species and initiated a status review.

NOAA-Fisheries codified the listing of the southern resident killer whale distinct population segment as an endangered species under the ESA.

EPA denied a petition for reconsideration of its amendments to the Renewable Fuel Standard Program.

EPA issued a final rule requiring monitoring and reporting of greenhouse gas (GHG) emissions from additional sources of fluorinated GHGs.

EPA promulgated new source performance standards and emission guidelines for sewage sludge incineration units located at wastewater treatment facilities.