Area | Designation |
North Coast Air Basin | Attainment |
San Francisco Bay Area Air Basin | Nonattainment |
North Central Coast Air Basin | Attainment |
South Central Coast Air Basin | |
San Luis Obispo County | Attainment |
Santa Barbara County | Attainment |
Ventura County | Attainment |
South Coast Air Basin | Nonattainment |
San Diego Air Basin | Nonattainment |
Northeast Plateau Air Basin | Attainment |
Sacramento Valley Air Basin | |
Butte County | Attainment |
Colusa, Glenn, and Placer Counties | Attainment |
Sacramento County | Attainment |
Shasta County | Attainment |
Sutter and Yuba Counties | Nonattainment |
Remainder of Air Basin | Unclassified |
San Joaquin Valley Air Basin | Nonattainment |
Great Basin Valleys Air Basin | Attainment |
Mojave Desert Air Basin | |
San Bernardino County | |
County Portion of federal Southeast Desert Modified AQMA for Ozone 1 | Attainment |
Remainder of San Bernardino County and Kern, Los Angeles, and Riverside Counties | Attainment |
Salton Sea Air Basin | |
Imperial County | |
City of Calexico 2 | Nonattainment |
Remainder of Imperial County and Riverside County | Attainment |
Mountain Counties Air Basin | |
Plumas County | |
Portola Valley 3 | Nonattainment |
Remainder of Plumas County and Amador, Calaveras, El Dorado, Mariposa, Nevada, Placer, Sierra, and Tuolumne Counties | Unclassified |
Lake County Air Basin | Attainment |
Lake Tahoe Air Basin | Attainment |
____________________ |
1 Section 60200(b).
2 Section 60200(a).
3 Section 60200(c).
Cal. Code Regs. Tit. 17, § 60210
Note: Authority cited: Sections 39600, 39601 and 39608, Health and Safety Code. Reference: Section 39608, Health and Safety Code.
2. Amendment filed 6-23-2005; operative 7-23-2005 (Register 2005, No. 25).
3. Amendment filed 6-26-2007; operative 7-26-2007 (Register 2007, No. 26).
4. Amendment filed 8-26-2010; operative 9-25-2010 (Register 2010, No. 35).
5. Amendment filed 1-22-2013; operative 4-1-2013 (Register 2013, No. 4).
6. Amendment filed 4-10-2014; operative 7-1-2014 (Register 2014, No. 15).
7. Amendment filed 9-24-2018; operative 9/24/2018 pursuant to Government Code section 11343.4(b)(3) (Register 2018, No. 39).
8. Amendment filed 9-27-2021; operative 9/27/2021 pursuant to Government Code section 11343.4(b)(3) (Register 2021, No. 40).
9. Amendment filed 10-10-2022; operative 10/10/2022 pursuant to Government Code section 11343.4(b)(3) (Register 2022, No. 41).
10. Amendment filed 9-22-2023; operative 1/1/2024 (Register 2023, No. 38).
11. Amendment filed 7-31-2024; operative 10/1/2024 (Register 2024, No. 31).