California Air Districts
California's 35 local Air Districts are responsible for regional air quality planning, monitoring, and stationary source and facility permitting. The districts administer air quality improvement grant programs and are CARB's primary partners in efforts to ensure that all Californians breathe clean air.
Includes all of Amador County | (209) 257-0112 |
Includes northeast portion of Los Angeles County | (661) 723-8070 |
Includes Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, | (415) 749-5000 |
Includes all of Butte County | (530)332-9400 |
Includes all of Calaveras County | (209) 754-6399 |
Includes all of Colusa County | (530) 458-0590 |
Includes eastern portion of Kern County | (661) 862-5250 |
Includes all of El Dorado County | (530) 621-7501 |
Includes all of Sutter and Yuba counties | (530) 634-7659 |
Includes all of Glenn County | (530) 934-6500 |
Includes all of Alpine, Inyo, and Mono counties | (760) 872-8211 |
Includes all of Imperial County | (442) 265-1800 |
Includes all of Lake County | (707) 263-7000 |
Includes all of Lassen County | (530)-252-4247 |
Includes all of Mariposa County | (209) 966-3689 |
Includes all of Mendocino County | (707) 463-4354 |
Includes all of Modoc County | (530) 233-6401 |
Includes the Northern portion of San Bernardino County, and the eastern | (760) 245-1661 |
Monterey Bay Air Resources District Includes all of Monterey, San Benito, and Santa Cruz counties | (831) 647-9411 |
Includes all of Del Norte, Humboldt, and Trinity counties | (707) 443-3093 |
Includes all of Nevada, Plumas, and Sierra counties | (530) 274-9360 |
Includes Northern portion of Sonoma County | (707) 433-5911 |
Includes all of Placer County | (530) 745-2330 |
Includes all of Sacramento County | (916) 874-4800 |
Includes all of San Diego County | (858) 586-2600 |
Includes all of Fresno, Kings, Madera, Merced, San Joaquin, Stanislaus, | (559) 230-6000 |
Includes all of San Luis Obispo County | (805) 781-5912 |
Includes all of Santa Barbara County | (805) 961-8800 |
Includes all of Shasta County | (530) 225-5674 |
Includes all of Siskiyou County | (530) 841-4025 |
Includes Los Angeles County except for areas covered by the Antelope | (909) 396-2000 |
Includes all of Tehama County | (530)527-3717 |
Includes all of Tuolumne County | (209) 533-5693 |
Includes all of Ventura County | (805) 303-4005 |
Includes all of Yolo and the eastern portion of Solano counties | (530) 757-3650 |