Cal. Code Regs. Tit. 17, § 60201 - Table of Area Designations for Ozone

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
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
Sutter and Yuba Counties
Sutter Buttes	Nonattainment
Remainder of Sutter and Yuba Counties	Nonattainment
Butte and Tehama Counties	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, El Dorado, Nevada, Placer, and Mariposa Counties	Nonattainment
Plumas and Sierra Counties	Unclassified
Tuolumne County	Nonattainment-Transitional
Lake County Air Basin	Attainment
Lake Tahoe Air Basin	Nonattainment

Notes

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.

1. New section filed 10-6-89; operative 11-5-89 (Register 89, No. 3).
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).