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Air Actions, California
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Adequacy Review of SIP Submissions for Conformity
In EPA's adequacy review, the Agency determines whether the motor vehicle emissions budgets in the State Implementation Plan (SIP) are adequate for conformity purposes.
For more information on SIP submissions currently under EPA adequacy review and SIP submissions EPA has already found adequate, see the EPA's Office of Transportation and Air Quality Transportation Conformity Web Site.
California SIP Revision: Carbon Monoxide Second Ten-Year Maintenance Plan Approval (November, 2005): Includes motor vehicle emissions budgets (MVEBs) that will become effective 60 days after publication in the Federal Register.
Title V Air Permits in California: includes EPA’s final rule that returned the operating permits program to 34 California districts, Settlement Agreement between EPA and California citizen and environmental groups, and EPA's final rule to partially withdraw approval of California's operating permits program.
California New Source Review: Call for Revision to State Law to remove exemption for major agricultural stationary sources
Baja
Air Quality Plans in Baja, California: with Program to Improve Air Quality in Tijuana-Rosarita 2002-2005 and Program to Improve Air Quality in Mexicali 2002-2005
Imperial Valley
Imperial County actions
Imperial County Proposed Finding of Failure to Attain the 8-hour Ozone Standard
Owens Valley
San Francisco Bay Area
San Francisco Bay Area Ozone actions: with Finding that the San Francisco Bay Area has attained the 1-hour Ozone Standard, Approval of Elements of the 2001 Ozone Attainment Plan, and Interim Final Determination to Stay and Defer the Imposition of Offset and Highway Sanctions
San Francisco Bay Area refinery Title V Permits
Settlement Agreement with Communities for a Better Environment and Our Children’s Earth Foundation regarding EPA's approval of the Bay Area Air Quality Management District's Title V Program
San Joaquin Valley
San Joaquin Valley Particulate Matter (PM-10) Pollution
South Coast
Final Rule for South Coast 2003 1-Hour Ozone Plan and NO2 Maintenance Plan (PDF) (7 pp, 118K, About PDF)
On January 15, 2009, EPA's Regional Administrator signed a final rule to approve in part and disapprove in part the South Coast 2003 1-hour ozone plan and the NO2 maintenance plan. The parts of the plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, that we approved strengthen the SIP. The disapproved portions of the plan were not required by the Clean Air Act, and our disapprovals do not start sanctions clocks. We received comments from the Center on Race, Poverty, and the Environment and the Natural Resources Defense Council during the 30-day comment period. We responded to the comments in our final rule.Proposed Approval of South Coast 2003 1-Hour Ozone Plan and NO2 Maintenance Plan
On October 15, 2008, EPA’s Regional Administrator signed a proposed rule to approve in part and disapprove in part the South Coast 2003 1-hour ozone plan and the NO2 maintenance plan. The parts of the plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, that we proposed to approve strengthen the SIP. The portions of the plan we proposed to disapprove were not required by the Clean Air Act, and our disapprovals do not start sanctions clocks. We are taking public comments for 30 days after the publication of our action in the Federal Register.
- FR Notice 10/24/08
- Press Release 10/15/08
Final Approval of South Coast Carbon Monoxide Maintenance Plan and Redesignation Request
On April 24, 2007, EPA’s Regional Administrator signed a final rule to approve the South Coast Maintenance Plan and Redesignation Request for Carbon Monoxide. The plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, shows that the area will have in place the controls necessary to maintain the carbon monoxide standard through the year 2020.Proposed Approval of South Coast Carbon Monoxide Maintenance Plan and Redesignation Request
On February 6, 2007, EPA’s Regional Administrator signed a proposed rule to approve the South Coast Maintenance Plan and Redesignation Request for Carbon Monoxide. The plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, shows that the area achieved the CO standard in 2002, and will have in place the controls necessary to maintain the carbon monoxide standard through the year 2020.Final Approval of South Coast and Coachella Particulate Matter Plan
On September 16, 2005, EPA’s Regional Administrator signed a final rule to approve the South Coast and Coachella Valley Attainment Demonstration Plan for particulate matter. The plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, shows that the area will have in place the controls necessary to meet the particulate matter standard by the area’s Clean Air Act deadline of 2006. The plan also addresses the Clean Air Act’s requirements for emission inventories, rate of progress, control measures, and contingency measures.Proposed Approval of South Coast and Coachella Particulate Matter Plan
On July 17, 2005, EPA’s Regional Administrator signed a proposal to approve the South Coast and Coachella Valley Attainment Demonstration Plan for particulate matter. The plan, prepared by the South Coast Air Quality Management District and the California Air Resources Board, shows that the area will have in place the controls necessary to meet the particulate matter standard by the area’s Clean Air Act deadline of 2006. The plan also addresses the Clean Air Act’s requirements for emission inventories, rate of progress, control measures, and contingency measures.
Past South Coast Actions
EPA's Evaluation of the Regional Clean Air Incentives Market (RECLAIM) Program in the South Coast Air Quality Management District – Includes evaluation summary and the full report (November, 2002)
Contact Information
Wienke Tax (tax.wienke@epa.gov)
US EPA Region 9, Air Planning Office
(520) 622-1622
Ventura County
On July 3, 2008, EPA signed a final rule that approves revisions to the California State Implementation Plan for Ventura County for 1-hour ozone. This proposed revision would revise a control measure related to emissions of volatile organic compounds in Ventura County caused by the use of pesticides.
Final Rule approving revisions to SIP for Ventura County
On April 15, 2008, EPA signed a proposal that approves revisions to the California State Implementation Plan for Ventura County for 1-hour ozone. This proposed revision would revise a control measure related to emissions of volatile organic compounds in Ventura County caused by the use of pesticides.