Regional Water Quality Board Directory

Office of Public Affairs: (916) 341-5254
Office of Legislative Affairs: (916) 341-5251
Office of the Ombudsman: (916) 341-5925
Office of Public Participation: (916) 341-5254

P.O. Box 100, Sacramento, CA 95812-0100
www.waterboards.ca.gov

Regional Water Quality Controls Boards
(PDF Version - Updated 08/2016)

Drinking Water information: (916) 449-5577
Water Quality information: (916) 341-5455
Water Rights information: (916) 341-5300
Financial Assistance information: (916) 341-5700

NORTH COAST REGION (1)
www.waterboards.ca.gov/northcoast
5550 Skylane Blvd., Suite A
Santa Rosa, CA 95403
E-mail: NorthCoast@waterboards.ca.gov
Tel: (707) 576-2220
Fax: (707) 523-0135

SAN FRANCISCO BAY REGION (2)
www.waterboards.ca.gov/sanfranciscobay
1515 Clay Street, Suite 1400
Oakland, CA 94612
E-mail: rb2-sfbay-contactus@waterboards.ca.gov
Tel: (510) 622-2300
Fax: (510) 622-2460

CENTRAL COAST REGION (3)
www.waterboards.ca.gov/centralcoast
895 Aerovista Place, Suite 101
San Luis Obispo, CA 93401
E-mail: info3@waterboards.ca.gov
Tel: (805) 549-3147
Fax: (805) 543-0397

LOS ANGELES REGION (4)
www.waterboards.ca.gov/losangeles
320 W. 4th Street, Suite 200
Los Angeles, CA 90013
E-mail: info4@waterboards.ca.gov
Tel: (213) 576-6600
Fax: (213) 576-6640

CENTRAL VALLEY REGION (5)
www.waterboards.ca.gov/centralvalley
11020 Sun Center Drive, Suite 200
Rancho Cordova, CA 95670
E-mail: info5@waterboards.ca.gov
Tel: (916) 464-3291
Fax: (916) 464-4645

Fresno Branch
1685 E Street
Fresno, CA 93706
Tel: (559) 445-5116
Fax: (559) 445-5910

Redding Branch
364 Knollcrest Drive, Suite 205
Redding, CA 96002
Tel: (530) 224-4845
Fax: (530) 224-4857

LAHONTAN REGION (6)
www.waterboards.ca.gov/lahontan
2501 Lake Tahoe Blvd.
South Lake Tahoe, CA 96150
E-mail: info6@waterboards.ca.gov
Tel: (530) 542-5400
Fax: (530) 544-2271

Victorville Branch
15095 Amargosa Road - Bldg 2, Ste 210
Victorville Ca 92394
Tel: (760) 241-6583
Fax: (760) 241-7308

COLORADO RIVER BASIN REGION (7)
www.waterboards.ca.gov/coloradoriver
73-720 Fred Waring Dr., Suite 100
Palm Desert, CA 92260
E-mail: info7@waterboards.ca.gov
Tel: (760) 346-7491
Fax: (760) 341-6820

SANTA ANA REGION (8)
www.waterboards.ca.gov/santaana
3737 Main Street, Suite 500
Riverside, CA 92501-3348
E-mail: info8@waterboards.ca.gov
Tel: (951) 782-4130
Fax: (951) 781-6288

SAN DIEGO REGION (9)
www.waterboards.ca.gov/sandiego
2375 Northside Drive, Suite 100
San Diego, CA 92108
E-mail: rb9_questions@waterboards.ca.gov
Tel: (619) 516-1990
Fax: (619) 516-1994

(click map for specific locations)

State Water Resources Control Board
E. Joaquin Esquivel, Chair

1001 I Street
Sacramento, CA 95814

State of California
Gavin Newsom, Governor

California Environmental Protection Agency
Yana Garcia, Secretary