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89 FR 55059

The National Park Service amended its regulations for sport hunting and trapping in national preserves in Alaska to prohibit bear baiting and clarify trapping regulations.

89 FR 55091

FWS determined threatened species status for the Mount Rainier white-tailed ptarmigan under the ESA, and finalized a §4(d) rule that provides necessary and advisable measures for conservation of the species.

89 FR 55140

SIP Proposal: Missouri (partial approval and partial disapproval of revisions concerning regional haze).

89 FR 55136

SIP Proposal: New Mexico (revisions related to 2015 eight-hour ozone NAAQS for the Sunland Park nonattainment area).

89 FR 54758

FWS proposed to remove the white sedge from the Federal List of Endangered and Threatened Plants under the ESA.

89 FR 54753

SIP Proposal: California (motor vehicle inspection and maintenance program requirements for the 2015 eight-hour ozone NAAQS).

89 FR 54748

SIP Proposal: California (revisions concerning nitrogen oxide (NOx) emissions from boilers, gas turbines, and miscellaneous combustion units, and reasonably available control technology requirements for major source of NOx in the Sacramento Metro ozone nonattainment area).

89 FR 54362

SIP Approval: Iowa (recent changes to Linn County ordinances).

89 FR 54358

SIP Approval: Utah (revisions to air quality rules).

89 FR 54396

SIP Proposal: New Jersey (interstate transport requirements for the 2010 one-hour sulfur dioxide primary NAAQS).