89 FR 8076
SIP Approval: Georgia (removal of the 1971 annual and 24-hour ambient air quality primary standard for sulfur dioxide).
SIP Approval: Georgia (removal of the 1971 annual and 24-hour ambient air quality primary standard for sulfur dioxide).
SIP Approval: California (revisions concerning the new source review permitting program for new and modified sources of air pollution).
SIP Proposal: Pennsylvania (particulate matter emission mitigation requirements for industry operating in the portion of Allegheny County known as “Mon Valley” during weather-related pollution episodes, and amendments to Allegheny County’s open burning regulation).
SIP Approval: California (nonattainment new source review requirements for the 2015 eight-hour ozone NAAQS in the Butte County Air Quality Management District).
SIP Proposal: Nevada (nonattainment new source review requirements for the 2015 ozone NAAQS).
SIP Proposal: California (disapproval of revisions to meet requirements for the 1997 eight-hour ozone NAAQS in the Los Angeles-South Coast Air Basin ozone nonattainment area).
SIP Approval: Alabama (2006 24-hour fine particulate matter NAAQS limited maintenance plan for the Birmingham maintenance area).
SIP Proposal: Florida (updates to conformity rule).
SIP Proposal: New Hampshire (amendments to enhanced motor vehicle inspection and maintenance program regulation).
EPA found that California failed to submit SIP elements required under the CAA to implement the 2012 NAAQS for fine particulate matter in the Los Angeles-South Coast Air Basin.