South Coast Air Basin and Coachella Valley Air Quality Plans
- California State Implementation Plans
- Nonattainment Area Plans
- Butte County Air Quality Plans
- Eastern Kern Air Quality Plans
- Great Basin Unified APCD Air Quality Plans
- Imperial County Air Quality Plans
- Mariposa County APCD Air Quality Plans
- Northern Sierra AQMD Air Quality Plans
- Sacramento Region Air Quality Plans
- San Diego County Air Quality Plans
- San Francisco Bay Area Air Quality Plans
- San Joaquin Valley Air Quality Plans
- Santa Barbara County Air Quality Plans
- South Coast Air Quality Plans
- Ventura County Air Quality Plans
- Western Mojave Desert Air Quality Plans
- Statewide Efforts
- Nonattainment Area Plans
Contacto
Recent and historical State Implementation Plan (SIP) activities for 8-hour ozone, PM2.5, PM10, and lead in the South Coast Air Basin and the Coachella Valley.
- 2024 South Coast PM2.5 Plan
- 2022 Air Quality Management Plan for the 70 parts per billion 8-hour Ozone Standard in the South Coast Air Basin and Coachella Valley
- 2022 Coachella Valley 75 ppb 8-Hour Ozone Reasonable Further Progress SIP
- 2021 South Coast PM2.5 Redesignation Request and Maintenance Plan
- 2021 South Coast PM10 Maintenance Plan
- 2020 South Coast PM2.5 SIP Revision
- 2020 Coachella Valley Extreme 8-Hour Ozone Plan
- 2019 South Coast 8-Hour Ozone SIP Update
- 2019 South Coast PM2.5 Contingency Measure
- 2018 South Coast SIP Revisions and Updates
- 2016 Ozone and PM2.5 for the South Coast Air Basin and Coachella Valley
- 2016 South Coast AQMP Reasonably Available Control Technology SIP Demonstration
- 2015 Minor Revision to the South Coast 2012 PM2.5 Plan
- 2014 Updates to the 1997 8-Hour Ozone Standard SIPs: Coachella Valley and Western Mojave Desert 8-Hour Ozone Nonattainment Areas
- 2012 South Coast Ozone and PM2.5 Plans
- 2012 Lead SIP for Los Angeles County
- 2011 8-Hour Ozone and PM2.5 Revisions
- 2011 PM2.5 Progress Report
- 2010 South Coast Air Basin PM10 Maintenance Plan
- 2010 Coachella Valley PM10 Maintenance Plan
- 2008 Ozone Early Progress Plans
- 2007 South Coast and Coachella Valley 8-Hour Ozone and PM2.5 Plan
- 2005 Carbon Monoxide Plan
- 2003 1-Hour Ozone and PM10 Plan