Contact EPA Pacific Southwest Air Program
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Actions, California
South Coast Air Actions
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Actions on this page:
Lead
February 2014: Final Approval of the 2012 Los Angeles County Lead Attainment SIP
On February 11, 2014, EPA's Regional Administrator signed a final rule to approve the 2012 Los Angeles County Lead Attainment SIP. The plan was developed and adopted by the South Coast Air Quality Management District and adopted and submitted by the California Air Resources Board, and shows how the area will attain the lead standard by the attainment date of December 31, 2015. The final rule is effective 30 days after publication in the Federal Register.
- Federal Register Notice: Final Rule (published March 12, 2014)
- Fact Sheet (PDF) (1 pg, 150K)
- Federal Register Notice: Proposed Rule
Fine Particulate Matter (PM-2.5) Pollution
Finding that the South Coast Has Attained the 1997 PM2.5 Standards
On July 8, EPA made a finding that the South Coast has attained the 1997 24-hour and annual PM2.5 standards based on 2011-2013 data.
- Federal Register Notice: Final Rule (published July 25, 2016)
Final Action on the South Coast 2012 PM2.5 Plan and 2015 Supplement for the 2006 PM2.5 Standard
On March 15, 2016, EPA finalized action on the South Coast 2012 PM2.5 Plan and 2015 Supplement, which address Clean Air Act requirements for the 2006 PM2.5 NAAQS.
- Federal Register Notice: Final Rule (published April 14, 2016)
- Fact Sheet (PDF) (1 pp, 196K)
Contact Information
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
Proposed Approval of 2012 South Coast Plan and 2015 Supplement for the 2006 PM2.5 Standard and Proposed Reclassification to Serious for the 2006 PM2.5 Standard
On September 30, 2015, EPA proposed to approve elements of the South Coast 2012 PM2.5 Plan and 2015 Supplement, which addresses Clean Air Act requirements for the 2006 PM2.5 NAAQS, and proposed to reclassify the area as a 'Serious' nonattainment area for the 2006 PM2.5 standard. EPA provided a 30-day public comment period from the date of publication in the Federal Register.
- Federal Register Notice: Proposed Rule (published October 20, 2015)
- Fact Sheet (PDF) (2 pp, 208K)
Contact Information
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
Final Reclassification to Serious for the 2006 PM2.5 Standard
On December 22, 2015, EPA reclassified the South Coast area as a "Serious" nonattainment area for the 2006 PM2.5 standard.
- Federal Register Notice: Final Rule (published January 13, 2016)
- Fact Sheet (PDF) (1 pp, 139K)
Contact Information
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
December 2014: Extension of Comment Period on the Proposed Finding that the South Coast Has Attained the 1997 PM2.5 Standards
On December 18, 2014, EPA proposed to extend the comment period on the clean data determination for the South Coast Air Basin, CA to January 22, 2015.
- Federal Register Notice (published on January 6, 2015)
November 2014: Proposed Finding that the South Coast Has Attained the 1997 PM2.5 Standards
On November 20, 2014, EPA proposed a finding that the South Coast has attained the 1997 PM2.5 standards based on 2011-2013 monitoring data. EPA provided a 30-day public comment period from the date of publication in the Federal Register.
- Federal Register Notice: Proposed Rule (published on December 9, 2014)
- Fact Sheet (PDF) (1 pp, 59K)
September 2013: Final Approval of the South Coast 1997 PM2.5 Contingency Measures
On September 25, 2013, EPA approved the South Coast 1997 PM2.5 NAAQS contingency measures. The sanctions and FIP clocks that were triggered by EPA's partial disapproval of South Coast's PM2.5 contingency measures on November 5, 2011 will be terminated upon the effective date (30 days from the date of publication in the Federal Register) of this action.
- Federal Register Notice: Final Rule (published on October 29, 2013)
- Fact Sheet (PDF) (1 pp, 68K)
June 2013: Proposed Approval of the South Coast 1997 PM2.5 Contingency Measures and Interim-Final Rule to Defer Sanctions
On June 12, 2013, EPA proposed to approve the South Coast 1997 PM2.5 NAAQS contingency measures. EPA also issued an Interim Final Rule to defer imposing off-set and highway sanctions in the South Coast. EPAaccepted comment on both actions for 30 days after publication in the Federal Register.
- Federal Register Notice: Proposed Rule (published on June 23, 2013)
- Fact Sheet (PDF) (3 pp, 183K)
- Federal Register Notice: Interim Final Rule
September 2011: Final Action on South Coast 2007 PM2.5 Plan
On September 30, 2011, EPA approved nearly all elements of the South Coast 2007 PM2.5 plan. The final action became effective 60 days from the date of publication in the Federal Register.
- Federal Register Notice: Final Rule (published on November 9, 2011)
- Fact Sheet (PDF) (2 pp, 74K)
- Press Release
Contact Information
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
June 2011: Proposed Partial Approval/ Partial Disapproval of South Coast 2007 PM2.5 Plan
On June 29, 2011, EPA proposed action on the South Coast 2007 PM2.5 plan.
- Federal Register Notice: Proposed Rule (published on July 14, 2011)
- Fact Sheet (PDF) (3 pp, 200K)
- Press Release
Related Action: In-Use Heavy-Duty Diesel-Fueled Truck and Bus Regulation, Drayage Truck Regulation and Ocean-Going Vessels Clean Fuels Regulation
November 2014: Partial Approval and Partial Disapproval South Coast 2007 PM2.5 Plan
On November 8, 2010, EPA's Regional Administrator signed a proposed rule to approve in part and disapprove in part the South Coast 2007 PM2.5 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; do not meet the requirements of the Clean Air Act and EPA. EPA took public comments for 60 days after the publication of this action in the Federal Register.
- Federal Register Notice: Proposed Rule (published on November 22, 2010)
- Technical Support Document (PDF) (174 pp, 2.6MB)
- Fact Sheet (PDF) (3 pp, 74K) | en Español (PDF) (4 pp, 74K)
- Press Release | en Español (PDF) (2 pp, 22K)
Coarse Particulate Matter (PM-10) Pollution
June 2013: Final Approval of the South Coast 2009 PM10 Redesignation Request and Maintenance Plan
On June 12, 2013, EPA's Regional Administrator signed a final rule to approve the South Coast PM10 Redesignation Request and Maintenance Plan. The plan was developed and adopted by the South Coast Air Quality Management District and adopted and submitted by the California Air Resources Board, and shows how the area will maintain the PM10 standard for at least the next ten years.
- Federal Register Notice: Final Rule (published on June 26, 2013)
- Fact Sheet (PDF) (1 pp, 184K)
March 2013: Proposed Approval of the South Coast 2009 PM10 Redesignation Request and Maintenance Plan
On March 22, 2013, The EPA proposed approval of the state of California’s request to find the South Coast air basin is attaining coarse particulate matter, or PM-10 standards, and the maintenance plan demonstrating how the area will continue to maintain the standard through at least the next ten years.
- Federal Register Notice: Proposed Rule (published on April 8, 2013)
- Fact Sheet (PDF) (1 pg, 200K)
Ozone
August 2014: Final Approval of South Coast Extreme 1-Hour Ozone Attainment Demonstration and 1-Hour and 8-Hour VMT Offset Demonstrations
On August 13, 2014, EPA finalized action on California's new 1-hour ozone attainment demonstration for the South Coast nonattainment area, and the 1-hour and 8-hour vehicle miles travelled (VMT) offset demonstrations.
- Federal Register Notice: South Coast Extreme 1-Hour Ozone Attainment Demonstration Final Rule (published on September 3, 2014)
- Federal Register Notice: South Coast 1-Hour and 8-Hour VMT Offset Demonstrations Final Rule (published on September 3, 2014)
- Fact Sheet (PDF) (2 pp, 236K)
Contact Information
South Coast 1-Hour
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
South Coast VMT Demonstrations
John Ungvarsky (ungvarsky.john@epa.gov)
May 2014: Proposed Approval of South Coast Extreme 1-Hour Ozone Attainment Demonstration and 1-Hour and 8-Hour VMT Offset Demonstrations; Interim Final Determination to Defer Sanctions
On May 5, 2014, EPA proposed action on California's new 1-hour ozone attainment demonstration for the South Coast nonattainment area, and the 1-hour and 8-hour VMT offset demonstrations.
- Federal Register Notice: Proposed Approval of South Coast Extreme 1-Hour Ozone Attainment Demonstration (published on May 23, 2014)
- Federal Register Notice: 1-Hour and 8-Hour VMT Offset Demonstrations (published on May 23, 2014)
- Federal Register Notice: Interim Final Determination to Defer Sanctions (published on May 23, 2014)
- Fact Sheet (PDF) (2 pp, 255K)
Contact Information
Wienke Tax (Tax.Wienke@epa.gov)
(415) 947-4192
or
John Ungvarsky (ungvarsky.john@epa.gov)
March 2013: South Coast 1-Hour and 8-Hour Ozone Final Rule
On March 28, 2013, EPA finalized the withdrawal of our March 2009 approval of the 1-hour ozone VMT emissions offset demonstration and our March 2012 approval of the 8-hour ozone VMT emissions offset demonstration for the area, and disapproved these demonstrations.
- Federal Register Notice: Final Rule (published on March 28, 2013)
December 2012: South Coast 1-Hour Ozone Final Rule
On December 19, 2012, EPA finalized an action to require California to develop a new plan for attainment of the 1-hour ozone air quality standard in the South Coast extreme ozone nonattainment area.
- Federal Register Notice: Final Rule (published on January 7, 2013)
- Fact Sheet (PDF) (3 pp, 68K)
August 2012: South Coast 1-Hour Ozone Plan Proposals
On August 30, 2012, EPA proposed the following actions:
- Proposed to find that the 1-hour ozone plan for the South Coast is substantially inadequate to attain the 1-hour standards (SIP call)
- Proposed to withdraw our March 2009 approval of the 1-hour ozone VMT emissions offset demonstration and our March 2012 approval of the 8-hour ozone VMT emissions offset demonstration for the area, and to disapprove these demonstrations.
- Federal Register Notice: Call for California State Implementation Plan Revision (published on September 19, 2012)
- Federal Register Notice: South Coast 182(d)(1)(A) Withdrawal and Disapproval (published on September 19, 2012)
- Fact Sheet (PDF) (2 pp, 340K)
September 2012: Approval of South Coast Air Quality Management District Rule 317 "Clean Air Act Non-Attainment Fee"
On September 20, 2012, EPA approved the South Coast Air Quality Management District Rule 317, "Clean Air Act Non-Attainment Fee" as meeting the Clean Air Act (CAA) Section 185 fee program requirements for the 1-hour ozone standard.
- Federal Register Notice: Final Rule (published on December 14, 2012)
- Fact Sheet (PDF) (2 pp, 220K)
January 2012: Notice of Proposed Approval of South Coast Rule 317 – CAA Section 185 Nonattainment Fee Program
On January 4, 2012, EPA proposed to approve South Coast Air Quality Management District's Rule 317, "Clean Air Act Non-Attainment Fee" as meeting the Clean Air Act (CAA) Section 185 fee program requirements for the 1-hour ozone standard.
- Federal Register Notice: Proposed Rule (published on January 12, 2012)
- Fact Sheet (PDF) (2 pp, 155K)
December 2011: Final Approval of South Coast 8-hour Ozone Attainment Plan
On December 15, 2011, EPA approved California's plan to attain the 1997 8-hour ozone national ambient air quality standard of 0.08 ppm in the South Coast extreme ozone nonattainment area. The plan consists of the ozone-related portions of the South Coast Air Quality Management District's 2007 Air Quality Management Plan and related portions of the California Air Resources Board's 2007 State Strategy. We proposed this action on September 7, 2011.
- Federal Register Notice: Final Rule (published on March 1, 2012)
- Fact Sheet (PDF) (2 pp, 102K)
- Press Release
September 2011: Proposed Approval of South Coast 8-hour Ozone Attainment Plan
On September 7, 2011, EPA proposed to approve the 8-hour ozone attainment plan for the South Coast.
- Federal Register Notice: Proposed Rule (published on September 16, 2011)
- Fact Sheet (PDF) (3 pp, 102K)
- Press Release
December 2011: Final Determination of Failure to Attain the 1-hour Ozone Standard for San Joaquin December 2011: Valley, South Coast and Southeast Desert
On December 16, 2011, EPA finalized its determination that the South Coast, San Joaquin Valley and the Southeast Desert 1-hour ozone nonattainment areas have failed to attain the 1-hour ozone standard by their applicable attainment date. Today's final action includes response to public comments.
- Federal Register Notice: Final Rule (published on December 30, 2011)
- Fact Sheet (PDF) (1 pg, 30K)
September 2011: Proposed Determinations of Failure to Attain the 1-hour Ozone Standard for San Joaquin Valley, South Coast and Southeast Desert
On September 1, 2011, EPA proposed to find that the South Coast, San Joaquin Valley and the Southeast Desert 1-hour ozone nonattainment areas have failed to attain the 1-hour ozone standard by their applicable attainment date. EPA is required to make these determinations to ensure implementation of certain 1-hour ozone requirements, such as contingency measures and section 185 major stationary source fee programs, which are given effect by such determinations.
- Federal Register Notice: Proposed Rule (published on September 14, 2011)
- Fact Sheet (PDF) (2 pp, 33K)
- Press Release
Contact Information
Doris Lo (lo.doris@epa.gov)
(415) 972-3959
January 2009: Final Rule for South Coast 2003 1-Hour Ozone Plan and NO2 Maintenance Plan
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.
October 2008: 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.
- Press Release 10/15/08
April 2007: 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.
February 2007: 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.
September 2005: 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.
July 2005: 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
November, 2002: 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.
Contact Information
Wienke Tax (tax.wienke@epa.gov)
(415) 947-4192