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Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Air Actions, California

Air Actions in the Sacramento Metro Area

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Actions on this page:

  • July 25, 2014: Adequacy Determination for Motor Vehicle Emissions Budgets in the Sacramento 8-Hour Ozone Attainment Plan
  • September 12, 2013: Approval of Redesignation Request and Maintenance Plan for Sacramento County for PM10 Standard
  • July 12, 2013: Proposed Approval of Redesignathion Request and Maintenance Plan for Sacramento County for PM10 Standard
  • June 28, 2013: Determination of Attainment for the 2006 24-Hour PM2.5 National Ambient Air Quality Standard in the Sacramento Nonattainment Area
  • October 15, 2012: Proposed Determination of Attainment for the 2006 24-Hour PM2.5 National Ambient Air Quality Standard in the Sacramento Nonattainment Area
  • October 3, 2012: Determination of Attainment of the 1-Hour Ozone National Ambient Air Quality Standards in the Sacramento Metro Nonattainment Area in California
  • May 9, 2011 - Sacramento 1-Hour Ozone Clean Air Act Section 185 Termination

Adequacy Determination for Motor Vehicle Emissions Budgets in the Sacramento 8-Hour Ozone Attainment Plan

July 25, 2014: Regional Administrator Jared Blumenfeld signed a Federal Register notice informing the public that the motor vehicle emissions budgets for 2014, 2017 and 2018 in the Sacramento Regional 8-Hour Ozone Attainment Plan and Reasonable Further Progress Plan (2013 revision) for the 1997 8-hour ozone national ambient air quality standard are adequate for transportation conformity purposes.


Approval of Redesignation Request and Maintenance Plan for Sacramento County for PM10 Standard

September 12, 2013: Regional Administrator Jared Blumenfeld signed a notice of final rulemaking to approve California's request to redesignate the Sacramento County nonattainment area to attainment for the PM10 National Ambient Air Quality Standard and their plan for continuing to attain the PM10 standard for ten years beyond redesignation.

Proposed Approval of Redesignathion Request and Maintenance Plan for Sacramento County for PM10 Standard

July 12, 2013: Acting Regional Administrator Alexis Strauss signed a notice of proposed rulemaking to approve California’s request to redesignate the Sacramento County nonattainment area to attainment for the PM10 National Ambient Air Quality Standard and their plan for continuing to attain the PM10 standard for ten years beyond redesignation.


Determination of Attainment for the 2006 24-Hour PM2.5 National Ambient Air Quality Standard in the Sacramento Nonattainment Area

June 28, 2013: Deputy Regional Administrator Alexis Strauss signed a final rule determining that the Sacramento nonattainment area has attained and continues to attain the 2006 24-hour fine particulate matter (PM 2.5) National Ambient Air Quality Standard.

Proposed Determination of Attainment for the 2006 24-Hour PM2.5 National Ambient Air Quality Standard in the Sacramento Nonattainment Area

October 15, 2012: EPA Proposed Determinations that Five Areas had Attained the 2006 Fine Particulate Matter 24-Hour National Ambient Air Quality Standard


Determination of Attainment of the 1-Hour Ozone National Ambient Air Quality Standards in the Sacramento Metro Nonattainment Area in California

October 3, 2012: EPA determed that the Sacramento Metro severe 1-hour ozone nonattainment area has attained the 1-hour ozone national ambient air quality standard based on 2007-2009 data.


Sacramento 1-Hour Ozone Clean Air Act Section 185 Termination

May 9, 2011: EPA proposed to determine that California is no longer required to implement or submit a Clean Air Act (CAA) Section 185 fee program for 1-hour ozone as a revision to the State Implementation Plan (SIP) for the Sacramento Metro 1-hour ozone nonattainment area (Sacramento Metro Area). EPA has also taken an “interim final” action to stop sanctions from applying to the Sacramento Metro Area. Portions of the area were subject to sanctions because EPA previously determined that the State of California had not submitted a Section 185 SIP for those portions of the area.

Contact Information
John Kelly (kelly.johnJ@epa.gov)
(415) 947-4151

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