SIP Proposal: Minnesota (NAAQS for lead; see above for direct final rule)

SIP Approval: California (PSD permit programs for the Northern Sonoma County air pollution control district and the Mendocino County air quality management district)

SIP Proposal: Kentucky (disapproval of interstate transport submission)

SIP Proposal: Kansas (finding of substantial inadequacy of interstate transport of pollution plan)

SIP Approval: Alabama/Georgia/Tennessee (attainment of the 1997 annual fine PM NAAQS for the Chattanooga nonattainment area)

SIP Proposal: Indiana (discontinuance of vehicle inspection and maintenance program in Clark and Floyd counties)

SIP Proposal: Idaho (regional haze program and interstate transport of pollution plan)

EPA is proposing to approve a State Implementation Plan (SIP) 
revision submitted by the State of Idaho on October 25, 2010, as 
meeting the requirements of Clean Air Act (CAA) section 
110(a)(2)(D)(i)(II) as it applies to visibility for the 1997 8-hour 
ozone and 1997 particulate matter (PM2.5) National Ambient Air Quality 
Standards (NAAQS). EPA is also proposing to approve a portion of the 
revision as meeting certain requirements of the regional haze program, 
including the requirements for best available retrofit technology 
(BART).

SIP Proposal: Idaho (regional haze and best available retrofit technology requirements)

EPA finalized the confidentiality determinations for certain data elements required to be reported under the Mandatory Greenhouse Gas Reporting Rule.