2018 Updates:In response to court decisions, some elements included in the 2016 Ozone Plan required updates. CARB staff prepared the2018 Updates to the California State Implementation Plan(2018 SIP Update) to update SIP elements for nonattainment areas throughout the State as needed. CARB adopted the 2018 SIP Update on October 25, 2018.
On July 21, 2016, the Air Resources Board (CARB) approved the San Joaquin Valley Air Pollution Control District (District) 2016 Plan for the 2008 8-Hour Ozone Standard (2016 Ozone Plan). The Plan sets out the strategy to attain the standard by 2031.