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 |
|---|---|---|---|---|
| Anderson Moose Lodge # 509 | Anderson, CA | 75 | 2 | - |
| Tnf-Cottonwood Cg | Nevada City, CA | 75 | 32 | - |
| Tnf-Little Truckee WS | Nevada City, CA | 75 | 9 | - |
| Tennant C.s.d. | Macdoel, CA | 75 | 36 | - |
| Caymus Cordelia Winery | Rutherford, CA | 75 | 0 | - |
| Washoe House | Petaluma, CA | 75 | 10 | - |
| Park Royal Mutual Water Company | Santa Rosa, CA | 75 | 11 | - |
| La Cantera Racquet Club | Santa Rosa, CA | 75 | 28 | - |
| J Vineyards & Winery | Healdsburg, CA | 75 | 43 | - |
| La Crema Winery | Windsor, CA | 75 | 2 | - |
| Jordan Vineyard & Winery | Healdsburg, CA | 75 | 2 | - |
| Lasseter Family Winery | Glen Ellen, CA | 75 | 0 | - |
| Dutton Ranch Corporation | Graton, CA | 75 | 0 | - |
| Kenwood Bpsc LLC | Sonoma, CA | 75 | 0 | - |
| Santa Rosa Liquor and Deli | Santa Rosa, CA | 75 | 2 | - |
| Oasis Investments | Turlock, CA | 75 | 26 | - |
| Duarte Nursery Inc Water System | Hughson, CA | 75 | 75 | - |
| Howell's Lakeside Water Co. | Red Bluff, CA | 75 | 15 | - |
| Wilson Acres Mutual Water | Red Bluff, CA | 75 | 12 | - |
| Friendly Acres MHP | Sacramento, CA | 75 | 13 | - |
| Breese Subdivision 2 | Red Bluff, CA | 75 | 18 | - |
| Lake Success Mobile Lodge | Porterville, CA | 75 | 128 | - |
| Tulare County Road Yard 2/3 | Visalia, CA | 75 | 25 | - |
| Jdh | Pixley, CA | 75 | 66 | - |
| Gas N Grab | Visalia, CA | 75 | 9 | - |
| Mountain View Cold Storage | Reedley, CA | 75 | 18 | - |
| Ceja-Reyes Inc | Woodland, CA | 75 | 54 | - |
| Ebrpd Black Diamond Mines | Oakland, CA | 74 | 0 | - |
| Hungry Gulch MWC | Lake Isabella, CA | 74 | 157 | - |
| Pike Ranch Mutual Water Co | Oakhurst, CA | 74 | 227 | - |
| B Cellars Winery | Napa, CA | 74 | 0 | - |
| Wolf Mountain Conf. Assn. | Grass Valley, CA | 74 | 19 | - |
| Cal West Best LLC | Shingletown, CA | 74 | 29 | - |
| Kings River Market | Kingsburg, CA | 74 | 87 | - |
| South Feather W&p - Bangor | Oroville, CA | 73 | 13 | - |
| Knightsen Community Water System | Oakley, CA | 73 | 0 | - |
| Echo Peak Water Association | Atherton, CA | 73 | 21 | - |
| The Vine | Fresno, CA | 73 | 79 | - |
| Primrose Lane Apartments | Camarillo, CA | 73 | 10 | - |
| Sunland Village Mobile Home Park | Crowley Lake, CA | 73 | 1 | - |
| Kern Mobile Estates LLC | Los Angeles, CA | 73 | 191 | - |
| Town & Country Water Company | Bakersfield, CA | 73 | 15 | - |
| Azcal Management Co | Lemoore, CA | 73 | 27 | - |
| Lazy S Mobile Ranch | Middletown, CA | 73 | 80 | - |
| Rancho Ybarra Christian Camp | Tujunga, CA | 73 | 2 | - |
| US Horticulture LLC | Champaign, CA | 73 | 29 | - |
| White Chief Mountain Lodge | Fishcamp, CA | 73 | 6 | - |
| Glenn Ave WS #01 | Salinas, CA | 73 | 55 | - |
| Woodside WA | Carmel Valley, CA | 73 | 30 | - |
| Monterey One Water (Formerly Mrwpca) | Marina, CA | 73 | 43 | - |