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76 FR 79579

SIP Proposal: Illinois (attainment of the 1997 eight-hour ozone NAAQS through 2025 for the St. Louis nonattainment area and related actions).

76 FR 78871

SIP Proposal: California (NOx and SOx emissions for the South Coast air quality management district; see above for direct final rule).

76 FR 81371

SIP Approval: Texas (partial approval of 1997 eight-hour ozone, 1997 and 2006 fine PM NAAQS, and interstate transport provisions).

76 FR 80747

SIP Approval: Oregon (PSD measures, new source review rules, and other actions).

76 FR 78571 (12/19/11);

SIP Approval: Oregon (attainment of the 1997 and 2008 eight-hour ozone NAAQS through 2015 for the Portland nonattainment area and other revisions).

76 FR 81838

SIP Approval: Oklahoma (interstate transport of pollution).

76 FR 81728

SIP Approval: Oklahoma (partial approval of visibility requirements for ozone and fine particulate matter NAAQS and promulgation of an FIP for regional haze).

76 FR 81836

SIP Approval: New Mexico (PSD thresholds for greenhouse gases).

76 FR 80253

SIP Approval: Indiana/Ohio (attainment of the 1997 annual fine particulate matter NAAQS through 2021 for the Cincinnati-Hamilton nonattainment area and related actions).