Area | Designation |
North Coast Air Basin | Attainment |
San Francisco Bay Area Air Basin | Nonattainment-Transitional |
North Central Coast Air Basin | Attainment |
South Central Coast Air Basin | |
Santa Barbara County | Nonattainment-Transitional |
San Luis Obispo and Ventura Counties | Nonattainment |
South Coast Air Basin | Nonattainment |
San Diego Air Basin | Nonattainment |
Northeast Plateau Air Basin | Attainment |
Sacramento Valley Air Basin | |
Shasta County | Nonattainment |
Colusa and Glenn Counties | Attainment |
Butte County | Nonattainment-Transitional |
Sutter and Yuba Counties | |
Sutter Buttes | Nonattainment-Transitional |
Remainder of Sutter and Yuba Counties | Nonattainment-Transitional |
Tehama County | Nonattainment |
Placer and Sacramento Counties | Nonattainment |
Solano and Yolo Counties | Nonattainment-Transitional |
San Joaquin Valley Air Basin | Nonattainment |
Great Basin Valleys Air Basin | |
Alpine County | Unclassified |
Inyo County | Nonattainment |
Mono County | Nonattainment |
Mojave Desert Air Basin | Nonattainment |
Salton Sea Air Basin | Nonattainment |
Mountain Counties Air Basin | |
Amador, Calaveras, and Placer Counties | Nonattainment-Transitional |
El Dorado, Nevada, and Mariposa Counties | Nonattainment |
Plumas and Sierra Counties | Unclassified |
Tuolumne County | Nonattainment-Transitional |
Lake County Air Basin | Attainment |
Lake Tahoe Air Basin | Nonattainment-Transitional |
Cal. Code Regs. Tit. 17, § 60201
Note: Authority cited: Sections 39600, 39601 and 39608, Health and Safety Code. Reference: Sections 39608 and 40925.5, Health and Safety Code.
2. Amendment filed 4-29-91; operative 5-29-91 (Register 91, No. 24).
3. Editorial correction of printing error (Register 92, No. 26).
4. Amendment filed 11-30-93; operative 12-30-93 (Register 93, No. 49).
5. Amendment of "North Coast Air Basin" filed 11-10-94; operative 12-12-94 (Register 94, No. 45).
6. Amendment of "Great Basin Valleys Air Basin" and Note filed 6-23-95; operative 6-23-95 pursuant to Government Code section 11343.4(d) (Register 95, No. 25).
7. Amendment filed 8-20-96; operative 9-19-96 (Register 96, No. 34).
8. Amendment filed 9-22-97; operative 10-22-97 (Register 97, No. 39).
9. Amendment of section and new footnotes 1 and 2 filed 7-17-98; operative 8-16-98 (Register 98, No. 29).
10. Amendment of section, repealer of footnote 2 and amendment of Note filed 8-26-99; operative 9-25-99 (Register 99, No. 35).
11. Amendment of section, repealer of footnote 1 and amendment of Note filed 3-27-2000; operative 4-26-2000 (Register 2000, No. 13).
12. Amendment filed 5-30-2001; operative 6-29-2001 (Register 2001, No. 22).
13. Change without regulatory effect amending table filed 11-7-2001 pursuant to section 100, title 1, California Code of Regulations (Register 2001, No. 45).
14. Change without regulatory effect amending table filed 2-27-2003 pursuant to section 100, title 1, California Code of Regulations (Register 2003, No. 9).
15. Amendment filed 6-7-2004; operative 7-7-2004 (Register 2004, No. 24).
16. Amendment filed 6-23-2005; operative 7-23-2005 (Register 2005, No. 25).
17. Change without regulatory effect amending table filed 5-15-2006 pursuant to section 100, title 1, California Code of Regulations (Register 2006, No. 20).
18. Amendment filed 6-26-2007; operative 7-26-2007 (Register 2007, No. 26).
19. Change without regulatory effect amending table filed 1-11-2008 pursuant to section 100, title 1, California Code of Regulations (Register 2008, No. 2).
20. Amendment filed 8-26-2010; operative 9-25-2010 (Register 2010, No. 35).
21. Amendment filed 9-8-2011; operative 10-8-2011 (Register 2011, No. 36).
22. Amendment filed 1-22-2013; operative 4-1-2013 (Register 2013, No. 4).
23. Amendment filed 4-10-2014; operative 7-1-2014 (Register 2014, No. 15).
24. Change without regulatory effect amending section filed 3-8-2016 pursuant to section 100, title 1, California Code of Regulations (Register 2016, No. 11).
25. Change without regulatory effect amending section filed 4-17-2017 pursuant to section 100, title 1, California Code of Regulations (Register 2017, No. 16).
26. Amendment filed 9-24-2018; operative 9/24/2018 pursuant to Government Code section 11343.4(b)(3) (Register 2018, No. 39).
27. Amendment filed 7-9-2019; operative 7/9/2019 pursuant to Government Code section 11343.4(b)(3) (Register 2019, No. 28).
28. Amendment filed 4-16-2020; operative 7/1/2020 (Register 2020, No. 16).
29. Amendment filed 9-27-2021; operative 9/27/2021 pursuant to Government Code section 11343.4(b)(3) (Register 2021, No. 40).
30. Editorial correction of Sacramento Valley Air Basin listing (Register 2021, No. 44).
31. Amendment filed 9-22-2023; operative 1/1/2024 (Register 2023, No. 38).
32. Amendment filed 7-31-2024; operative 10/1/2024 (Register 2024, No. 31).