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 | — |