SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of nitrogen oxides and particulate matter from open burning in the Placer County air pollution control district).

SIP Approval: California (emissions of volatile organic compounds from wood products coating operations in the Mojave Desert air quality management district). 

SIP Approval: California (emissions of volatile organic compounds from wood products coating operations in the Mojave Desert air quality management district). 

SIP Approval: California (emissions of volatile organic compounds from wood products coating operations in the Mojave Desert air quality management district).