Region
Region |
Counties |
Northern |
Siskiyou, Modoc, Shasta, Lassen, Tehama, Plumas, Lake, Glenn, Butte, Sierra, Colusa, Sutter, and Yuba |
North Coast |
Del Norte, Trinity, Humboldt, Mendocino, and Sonoma |
Bay Area |
San Francisco, Marin, Napa, Contra Costa, Alameda, San Mateo, and Santa Clara |
Sacramento Area |
Yolo, Sacramento, Solano, San Joaquin, Alpine, Nevada, Placer, and El Dorado |
Inland |
Calaveras, Tuolumne, Mono, Amador, Stanislaus, Merced, Mariposa, Madera, Fresno, Inyo, Kings, Tulare, and Kern |
Central Coast |
Santa Cruz, San Benito, Monterey, San Luis Obispo, Santa Barbara, and Ventura |
South Coast |
Los Angeles, Orange, and San Diego |
| Inland Empire | San Bernardino, Riverside, and Imperial |
