Cal. Food & Agr. Code § 4532
To the extent that it is feasible, appointments to the committee shall be so made that there is one Member of the Senate and one Member of the Assembly on the committee from each of the following areas:
Area 1. Siskiyou, Modoc, Trinity, Shasta, Lassen, Tehama, Plumas, and Sierra Counties.
Area 2. Butte, Yuba, Sutter, Glenn, Colusa, Yolo, Sacramento, and Solano Counties.
Area 3. Del Norte, Humboldt, Mendocino, Lake, Sonoma, Napa, and Marin Counties.
Area 4. El Dorado, Amador, Calaveras, Tuolumne, Mariposa, Nevada, and Placer Counties.
Area 5. San Joaquin, Stanislaus, Merced, Madera, Fresno, Kings, Tulare, and Kern Counties.
Area 6. San Francisco, Contra Costa, Alameda, San Mateo, Santa Clara, Santa Cruz, San Benito, Monterey, and San Luis Obispo Counties.
Area 7. Santa Barbara, Ventura, Los Angeles, Orange, San Diego, Imperial, San Bernardino, Inyo, Mono, Alpine, and Riverside Counties.
Ca. Food and Agric. Code § 4532