Public Water Systems
7,249 active public water systems in CA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Camp Stevens | Julian, CA | 78 | 6 | - |
| Marions Ranch House Motel | Lodi, CA | 78 | 14 | - |
| Stockton Baptist Church | Stockton, CA | 78 | 107 | - |
| North Redding RV Village | Redding, CA | 78 | 11 | - |
| Sugarloaf Cottages | Lakehead, CA | 78 | 9 | - |
| Poso Park Assn | Posey, CA | 78 | 3 | - |
| Usfs Sweetwater Campground | Sonora, CA | 78 | 6 | - |
| Rambling Hills Estates | Guerneville, CA | 78 | 6 | - |
| Inn at Schoolhouse Creek | Little River, CA | 77 | 24 | - |
| Mountain Center Cafe | Idyllwild, CA | 77 | 17 | - |
| Adelaida Vineyards & Winery | Paso Robles, CA | 77 | 0 | - |
| Newby Island Landfill, Republic Services | Milpitas, CA | 77 | 13 | - |
| Bodega Water Company | Bodega, CA | 77 | 59 | - |
| Westside Storage Water System | Novato, CA | 77 | 2 | - |
| Oroville Mobile Home Park | Sacramento, CA | 76 | 18 | - |
| Britz/Five Point System | Fresno, CA | 76 | 24 | - |
| Honeydew Country Store | Honeydew, CA | 76 | 10 | - |
| Reesedale Mutual | Lancaster, CA | 76 | 9 | - |
| Artesa Vineyards & Winery | Napa, CA | 76 | 13 | - |
| Willis Construction WS | San Juan Bautista, CA | 76 | 16 | - |
| El Rancho Motel | Stockton, CA | 76 | 8 | - |
| Manteca Industrial Prk CSA-30 | Stockton, CA | 76 | 4 | - |
| Madrone Mutual Water Company | Cotati, CA | 76 | 27 | - |
| Crowell King Ridge, LLC | Pacific Palisades, CA | 76 | 0 | - |
| Syngenta Seeds LLC | Woodland, CA | 76 | 19 | - |
| Golden Oaks Mobile Home Park | Sacramento, CA | 75 | 19 | - |
| United Parcel Service | West Sacramento, CA | 75 | 39 | - |
| Cruiser Haven Marina | Brentwood, CA | 75 | 19 | - |
| Bethel Baptist Church | Oakley, CA | 75 | 11 | - |
| Bridgehead Cafe | Antioch, CA | 75 | 21 | - |
| Marina Mobile Manor | Fremont, CA | 75 | 11 | - |
| Old Borges Ranch Water Sys | Walnut Creek, CA | 75 | 16 | - |
| Oaklane Mobile Village, LLC. | Roseville, CA | 75 | 23 | - |
| China Flat Campground | Hollister, CA | 75 | 24 | - |
| Camden Trailer Park | Fresno, CA | 75 | 79 | - |
| Candlelight Village Mutual Water Co. | Somerset, CA | 75 | 41 | - |
| West Point Campground | Hollister, CA | 75 | 0 | - |
| Wrights Lake Campground | Hollister, CA | 75 | 23 | - |
| Cleveland Corral Rest Area | Pollock Pines, CA | 75 | 12 | - |
| Rancheria Water & Imprmnt Assn | Clovis, CA | 75 | 32 | - |
| Kings Canyon RV Resort | Kings Canyon Natl Pk, CA | 75 | 14 | - |
| Auberry Seventh Day Adventist Church | Auberry, CA | 75 | 20 | - |
| Shasta Market | Kerman, CA | 75 | 0 | - |
| McCall and Kings Canyon Plaza | Clovis, CA | 75 | 0 | - |
| Butte City Community S.D. | Butte City, CA | 75 | 28 | - |
| Briceland C.s.d. | Garberville, CA | 75 | 38 | - |
| Waddington W.w. | Ferndale, CA | 75 | 39 | - |
| Olancha Mobil Mart | Olancha, CA | 75 | 0 | - |
| Grays Meadow Campground | Bishop, CA | 75 | 8 | - |
| Piute Mountain School Water | Caliente, CA | 75 | 23 | - |