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 |
|---|---|---|---|---|
| DILLARD STORE (SWS) | WILTON, CA | 50 | 2 | — |
| TAQUERIA EL AHIJADO NELO | GALT, CA | 50 | 0 | — |
| VENTURE ESTATES MWC | HOLLISTER, CA | 50 | 68 | — |
| QUINTERO LABOR CAMP #1 (WRIGHT RD) | HOLLISTER, CA | 50 | 23 | — |
| SPRINGWOOD ESTATES MWC | HOLLISTER, CA | 50 | 25 | — |
| PAICINES WATER SYSTEM | PAICINES, CA | 50 | 10 | — |
| CIENEGA WINERY | HOLLISTER, CA | 50 | 0 | — |
| PG & E PIPELINE OPERATION | HINKLEY, CA | 50 | 12 | — |
| SHADY LANE RV CAMP | BARSTOW, CA | 50 | 5 | — |
| APPLE VALLEY FAITH CENTER | APPLE VALLEY, CA | 50 | 4 | — |
| PRIMM VALLEY GOLF CLUB | LAS VEGAS, CA | 50 | 13 | — |
| EL MIRAGE SCHOOL | ADELANTO, CA | 50 | 4 | — |
| BOULEVARD KOA DRINKING WATER | BOULEVARD, CA | 50 | 41 | — |
| CAMERON CORNERS | CAMPO, CA | 50 | 35 | — |
| CALEXICO LODGE | BOULEVARD, CA | 50 | 31 | — |
| SYCAMORE CANYON / GOODAN RANCH | SAN DIEGO, CA | 50 | 4 | — |
| SET FREE MINISTRIES | EL CAJON, CA | 50 | 26 | — |
| CAMPO GROUP LLC | CAMPO, CA | 50 | 8 | — |
| OCOTILLO WELLS SVRA - HQ | BORREGO SPRINGS, CA | 50 | 6 | — |
| ANZA BORREGO SP - TAMARISK GROVE | BORREGO SPRINGS, CA | 50 | 6 | — |
| TIKI LAGOON RESORT & MARINA | STOCKTON, CA | 50 | 24 | — |
| B&G MOBILE HOME PARK LLC WS | LIVERMORE, CA | 50 | 17 | — |
| WINDMILL COVE RESORT/MARINA LLC | STOCKTON, CA | 50 | 38 | — |
| CENTURY MOBILE HOME PARK | RIVERBANK, CA | 50 | 92 | — |
| TWO RIVERS RV PARK | MANTECA, CA | 50 | 1 | — |
| LODI AIRPORT CAFE | ACAMPO, CA | 50 | 12 | — |
| BAY VALLEY ESTATES PWS | LINDEN, CA | 50 | 16 | — |
| OAK RIDGE WINERY, LLC | LODI, CA | 50 | 23 | — |
| WATERLOO GUN & BOCCE CLUB | STOCKTON, CA | 50 | 16 | — |
| ZAPIEN MARKET | TRACY, CA | 50 | 17 | — |
| VICTOR SERVICE CENTER | OAKLAND, CA | 50 | 4 | — |
| FISHER NURSERY | RIPON, CA | 50 | 39 | — |
| ITALIAN ATHLETIC CLUB | STOCKTON, CA | 50 | 23 | — |
| PETES PLACE LLC | HOLT, CA | 50 | 16 | — |
| CHARGIN-SOSSAMON WATER SYSTEM | TRACY, CA | 50 | 10 | — |
| OM SCOTT & SONS/HYPONEX CORP | LINDEN, CA | 50 | 22 | — |
| CALVA PRODUCTS CO INC | ACAMPO, CA | 50 | 11 | — |
| PASTOR ST BERNARD CHRCH WTR SYS | TRACY, CA | 50 | 4 | — |
| STOCKTON EAST WATER DISTRICT | STOCKTON, CA | 50 | 3 | — |
| PARAGON TRIANGLE WATER SUPPLY | SAN LUIS OBISPO, CA | 50 | 0 | — |
| NORTHSHORE S & B, INC | BRADLEY, CA | 50 | 2 | — |
| LAGUNA VISTA BOAT CLUB | GOLETA, CA | 50 | 0 | — |
| GRANITE RIDGE | CRESTON, CA | 50 | 14 | — |
| RANCHO SALINAS MBWC | PASO ROBLES, CA | 50 | 4 | — |
| HUNTER RANCH GOLF COURSE | PASO ROBLES, CA | 50 | 9 | — |
| MARCHI CENTRAL FARM | PESCADERO, CA | 50 | 24 | — |
| SKYLAWN MEMORIAL PARK (SKYLAWN INC) | SAN MATEO, CA | 50 | 131 | — |
| VISTA DE LAS CRUCES | GAVIOTA, CA | 50 | 15 | — |
| SAGEBRUSH ANNIE'S RESTAURANT | MARICOPA, CA | 50 | 6 | — |
| ANDREW MURRAY VINEYARD | LOS OLIVOS, CA | 50 | 2 | — |