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 |
|---|---|---|---|---|
| WHITE ROCK CLUB WS | CARMEL, CA | 27 | 32 | — |
| ALL SAINTS CAMPGROUND WS | BIG SUR, CA | 27 | 15 | — |
| DEL DOTTO WINERY | NAPA, CA | 27 | 0 | — |
| PEJU PROVINCE | RUTHERFORD, CA | 27 | 27 | — |
| JARVIS VINEYARD | NAPA, CA | 27 | 19 | — |
| PUERTA LA CRUZ CC #14 | WARNER SPRINGS, CA | 27 | 16 | — |
| STAR MOTEL | TRACY, CA | 27 | 15 | — |
| TARDITI RENTALS WATER | LODI, CA | 27 | 21 | — |
| BULLFROG LANDING MARINA | STOCKTON, CA | 27 | 0 | — |
| BIDDLE REGIONAL COUNTY PARK | ARROYO GRANDE, CA | 27 | 0 | — |
| LOS PRIETOS IMPROVEMENT ASSOCIATION | SANTA BARBARA, CA | 27 | 5 | — |
| COYOTE VALLEY SPORTING CLAYS | MORGAN HILL, CA | 27 | 9 | — |
| DAVID BRUCE WINERY | LOS GATOS, CA | 27 | 38 | — |
| QUAKER CENTER | BEN LOMOND, CA | 27 | 52 | — |
| ALEXANDER VALLEY STORE & BAR | HEALDSBURG, CA | 27 | 17 | — |
| ALEXANDER VALLEY ACRES WATER COMPANY | HEALDSBURG, CA | 27 | 21 | — |
| PINE HILL TERRACE MOBILE HOME PARK | SEBASTOPOL, CA | 27 | 18 | — |
| FIELD STONE WINERY | SANTA ROSA, CA | 27 | 6 | — |
| KARAH ESTATE WINERY | COTATI, CA | 27 | 33 | — |
| FURTHERMORE WINES WATER SYSTEM | SEBASTOPOL, CA | 27 | 1 | — |
| MCHENRY BUSINESS PARK | MODESTO, CA | 27 | 24 | — |
| LANDER VETERINARY CLINIC | TURLOCK, CA | 27 | 0 | — |
| JUANITA COURT MUTUAL WATER | RED BLUFF, CA | 27 | 17 | — |
| CEDAR SLOPE MUTUAL WATER COMPANY | CEADER SLOPE, CA | 27 | 29 | — |
| HOUSEBOAT MINI MART | HUGHSON, CA | 27 | 8 | — |
| CAPAY OPEN SPACE PARK | WOODLAND, CA | 27 | 8 | — |
| HAY KINGDOM | WINTERS, CA | 27 | 26 | — |
| RED HILL SALOON | WHEATLAND, CA | 27 | 5 | — |
| HIGHLAND LAKES #2 | SONORA, CA | 26 | 0 | — |
| BORJON WINERY | PLYMOUTH, CA | 26 | 13 | — |
| IRON HUB WINERY | PLYMOUTH, CA | 26 | 0 | — |
| RIVER ONE RV PARK | ANDERSON, CA | 26 | 0 | — |
| TERHEL FARMS TRAILER PARK 01 | SAN JOSE, CA | 26 | 6 | — |
| KINGDOM HALL OF JEHOVAH'S WITNESS-WMS | COLUSA, CA | 26 | 2 | — |
| TERHEL FARMS TRAILER PARK 02 | SAN JOSE, CA | 26 | 2 | — |
| DINKEY CREEK INN | SHAVER LAKE, CA | 26 | 58 | — |
| IMMANUEL SPORTS COMPLEX | REEDLEY, CA | 26 | 1 | — |
| CALTRANS, SAND HILL REST STOP | EL CENTRO, CA | 26 | 18 | — |
| SPRING MOUNTAIN MUTUAL WATER COMPANY | WOODY, CA | 26 | 25 | — |
| CLEAN HARBORS BUTTONWILLOW, LLC. | BUTTONWILLOW, CA | 26 | 39 | — |
| MIRASOL COMPANY WATER SYSTEM | BUTTONWILLOW, CA | 26 | 52 | — |
| RANCHO RIO EQUESTRIAN CENTER | BAKERSFIELD, CA | 26 | 18 | — |
| MOUNTAIN OF ATTENTION WATER | MIDDLETOWN, CA | 26 | 26 | — |
| PYRAMID LAKE RV RESORT | GORMAN, CA | 26 | 14 | — |
| PG&E AG WISHON POWERHOUSE | FRESNO, CA | 26 | 2 | — |
| SHORELINE SCHOOL DIST: BUS GARAGE | TOMALES, CA | 26 | 2 | — |
| MENDOCINO MARKET | MENDOCINO, CA | 26 | 0 | — |
| FOG EATER CAFE | MENDOCINO, CA | 26 | 0 | — |
| CRESSEY STORE | CRESSEY, CA | 26 | 0 | — |
| EDNA BEAMAN ELEMENTARY SCHOOL | BRIDGEPORT, CA | 26 | 32 | — |