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 |
|---|---|---|---|---|
| Antelope Springs | Roseville, CA | 250 | 2 | - |
| Turkey Creek Golf Club | Lincoln, CA | 250 | 26 | - |
| Ramona Water Company | Anza, CA | 250 | 190 | - |
| Bagdasarian Packing Thermal, LLC | Thermal, CA | 250 | 38 | - |
| Rancho Marina | Sacramento, CA | 250 | 145 | - |
| Grant Line Kitchen LLC. | Elk Grove, CA | 250 | 2 | - |
| Csp-Fremont Peak | Livermore, CA | 250 | 16 | - |
| Holcomb Valley Ranch | Pacific Palisades, CA | 250 | 6 | - |
| Lake Jodie Water System | West Hollyhood, CA | 250 | 9 | - |
| Dollar General Store # 14280 | Goodlettsville, CA | 250 | 8 | - |
| Gables Water Company | Helendale, CA | 250 | 3 | - |
| Whispering Oaks Program Center | San Diego, CA | 250 | 11 | - |
| Lake Wohlford Resort | Costa Mesa, CA | 250 | 34 | - |
| Warner Unified School District | Warner Springs, CA | 250 | 88 | - |
| Camp Winacka | San Diego, CA | 250 | 10 | - |
| Ramona Oaks RV Resort | Ramona, CA | 250 | 22 | - |
| Dg Campo | Goodlettsville, CA | 250 | 1 | - |
| Franzia Winery | Ripon, CA | 250 | 31 | - |
| Cuyama Elementary School | Cuyama, CA | 250 | 19 | - |
| Casa de Fruta Water System | Hollister, CA | 250 | 14 | - |
| Parkway Lakes RV Park | Sacramento, CA | 250 | 19 | - |
| George Chiala Farms Inc | Morgan Hill, CA | 250 | 30 | - |
| Lazy Landing Mobile Home Park | Redding, CA | 250 | 6 | - |
| Black Butte Elementary School | Shigletown, CA | 250 | 10 | - |
| Sierra Pacific Ind - Anderson | Shasta Lake, CA | 250 | 4 | - |
| Hill Country Community Clinic & Wellness | Round Mountain, CA | 250 | 9 | - |
| Sierra City Water Works, Inc. | Grass Valley, CA | 250 | 36 | - |
| Mdf-Medicine Lake | Alturas, CA | 250 | 4 | - |
| Wooden Valley Winery | Fairfield, CA | 250 | 8 | - |
| Mountain View Mobile Estates, LLC | Newport Beach, CA | 250 | 9 | - |
| Santa Rosa Golf & Country Club | Santa Rosa, CA | 250 | 23 | - |
| Kunde Winery | Sonoma, CA | 250 | 12 | - |
| Catholic Charities - Cyo Camp | San Francisco, CA | 250 | 30 | - |
| Bacchus Landing Cellars | Healdsburg, CA | 250 | 1 | - |
| Park Heights Mutual Water Co | Modesto, CA | 250 | 8 | - |
| Ram Naam Mandali Church of Modesto | Modesto, CA | 250 | 2 | - |
| Black Butte Lake, Buckhorn Group, Uscoe | Orland, CA | 250 | 3 | - |
| Dollar General Proberta | Goodlettsville, CA | 250 | 0 | - |
| Buena Vista Elementary School | Tulare, CA | 250 | 109 | - |
| Delta High School | Rio Vista, CA | 250 | 5 | - |
| Sacramento Yacht Club | West Sacramento, CA | 250 | 20 | - |
| Dollar General Store #16171 | Lenexa, CA | 250 | 8 | - |
| Unitarian Church of Davis | Davis, CA | 250 | 4 | - |
| Plumas Lake Golf & Country Club | Chowchilla, CA | 250 | 1 | - |
| San Jerardo Coop WS | Salinas, CA | 249 | 46 | - |
| Rancho Colina Mobile Home Park | Morro Bay, CA | 249 | 5 | - |
| Santa Ysabel Nature Center | San Diego, CA | 248 | 0 | - |
| Shasta CSA - Cragview, #23 | Redding, CA | 248 | 37 | - |
| Manny Water System | Bakersfield, CA | 248 | 20 | - |
| Larrupin Cafe | Trinidad, CA | 247 | 57 | - |