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 |
|---|---|---|---|---|
| Riverside Crossing MHP | Oakdale, CA | 104 | 24 | - |
| Rmrc-Camp 3 Campground | Overland Park, CA | 104 | 2 | - |
| Ihs Nor Cal Youth Trmnt Ctr(sacred Oaks) | Davis, CA | 104 | 1 | - |
| Volcano Community Service Dist | Volcano, CA | 103 | 15 | - |
| Sky High Ranch HOA | CA | 103 | 40 | - |
| Camp Fleming Lodge | Sacramento, CA | 103 | 18 | - |
| Fcpg/Kearney Park | Fresno, CA | 103 | 19 | - |
| Ice House Resort | Pollock Pines, CA | 103 | 15 | - |
| Tony S Seafood Restaurant | Marshall, CA | 103 | 3 | - |
| Truckee River RV Park | Truckee, CA | 103 | 11 | - |
| Southwest Tract W M D [Sws] | Sacramento, CA | 103 | 2 | - |
| R W Ranch | Lucerne Valley, CA | 103 | 0 | - |
| Rancho Robles Mutual Water Company | San Martin, CA | 103 | 20 | - |
| West Wind Winery | Pleasant Hill, CA | 103 | 24 | - |
| Gateway Mobile Home Park | Clayton, CA | 103 | 12 | - |
| Mountain View Duplexes | Springville, CA | 103 | 16 | - |
| Rj's Travel Center | Traver, CA | 103 | 31 | - |
| Durham Dayton Industrial Partners-Pro PA | Durham, CA | 102 | 16 | - |
| Fcpg/Avocado Lake Park | Fresno, CA | 102 | 8 | - |
| Sierra Lutheran Church | Auberry, CA | 102 | 18 | - |
| Redwood Empire G&cc | Fortuna, CA | 102 | 8 | - |
| Walters Camp RV Park | Palo Verde, CA | 102 | 31 | - |
| Tehachapi Wine and Cattle Co. | Tehachapi, CA | 102 | 0 | - |
| New Solutions Construction Water System | Boulder Creek, CA | 102 | 23 | - |
| Grizzly Ranch Csd | Portola, CA | 102 | 0 | - |
| McMahon Road Mutual Water Company | Hollister, CA | 102 | 37 | - |
| Rancho Santa Teresa Mw Co. | Ramona, CA | 102 | 186 | - |
| Oak Trail Ranch | Santa Ynez, CA | 102 | 5 | - |
| Golden Meadows Csd | Red Bluff, CA | 102 | 1 | - |
| Rush Creek Mutual Water System | Weaverville, CA | 102 | 5 | - |
| Dennison Park | Ventura, CA | 102 | 17 | - |
| Super Power Mart | Browns Valley, CA | 102 | 1 | - |
| Ski West Village Water System | Anaheim, CA | 101 | 9 | - |
| Camp Tamarancho | San Rafael, CA | 101 | 2 | - |
| Asoleado MWC | Carmel Valley, CA | 101 | 60 | - |
| Camp Joe Scherman | Mountain Center, CA | 101 | 22 | - |
| Lookout Roadhouse | Lake Elsinore, CA | 101 | 20 | - |
| Upper Little Bear Mountain Club | Blue Jay, CA | 101 | 4 | - |
| Calvary Chapel Julian | Julian, CA | 101 | 12 | - |
| Coyote Creek Golf Club | Morgan Hill, CA | 101 | 82 | - |
| Jan Klebe | Petaluma, CA | 101 | 7 | - |
| Starlite Winery | Menlo Park, CA | 101 | 0 | - |
| Diamond Valley School | Markleeville, CA | 100 | 2 | - |
| Fiddletown Community Service | Fiddletown, CA | 100 | 33 | - |
| Stockton Silver Lake Family Camp | Stockton, CA | 100 | 23 | - |
| Kit Carson Lodge | Kit Carson, CA | 100 | 21 | - |
| Villa Toscano Winery | Plymouth, CA | 100 | 7 | - |
| Psea Camp - Desabla | Concord, CA | 100 | 8 | - |
| Down Range Indoor Training Center | Chico, CA | 100 | 2 | - |
| New Melones Lake Marina | Angels Camp, CA | 100 | 24 | - |