Wastewater Treatment Plants and Sanitary Districts    

Facility Areas Served
Phone

Almonte Sanitary District

 Almonte
388-8775
Alto Sanitary District Alto
388-3696
Bolinas Community Public Utilities District Bolinas
868-1224
Central Marin Sanitation Agency San Rafael (south of Civic Center), Corte Madera, Greenbrae, Larkspur, Ross, Fairfax, San Anselmo, and Kentfield
459-1455
County Sewer Maintenance District  
499-6524
Homestead Sanitary District #1 Homestead Valley
388-4796
Las Gallinas Valley Sanitary District Civic Center, Terra Linda, Marinwood, Santa Venetia, Rafael Meadows, and Lucas Valley
472-1734
Mill Valley Sanitary District Mill Valley
388-4033
Novato Sanitary District Novato, Bel Marin Keys, Ignacio, and Hamilton
892-1694
Richardson Bay Sanitary District Richardson Bay
388-1345
Sanitary District #1 of Marin County Ross Valley
461-1122
Sanitary District #2 of Marin County Corte Madera
927-5057
Sanitary District #5 of Marin County Tiburon and Belvedere
435-1501
San Rafael Sanitary District San Rafael
454-4001
Sausalito-Marin City Sanitary District Sausalito and Marin City
332-0244
Sewerage Agency of Southern Marin Mill Valley
388-2402
Tamalpais Community Service District Tamalpais Valley
388-6393


Marin County Stormwater Pollution Prevention Program: P. O. Box 4186 San Rafael, CA 94913-4186 Phone (415) 499-6528, Fax (415) 499-7221, e-mail: mcstoppp@co.marin.ca.us