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 |
|---|---|---|---|---|
| CARMEL VALLEY TENNIS CAMP WS | CARMEL VALLEY, CA | 73 | 6 | — |
| WOOLLS RANCH WINERY | ANGWIN, CA | 73 | 2 | — |
| SUNDANCE MEADOWS | AGUANGA, CA | 73 | 0 | — |
| THERMAL PARK | INDIO, CA | 73 | 100 | — |
| BAUTISTA CC NO. 36 | HEMET, CA | 73 | 28 | — |
| RUSSIAN RIVER WINERY | SANTA ROSA, CA | 73 | 9 | — |
| SUGARLOAF MUTUAL WATER COMPANY | POSEY, CA | 73 | 24 | — |
| BIG CREEK COMMUNITY SERV DIST | BIG CREEK, CA | 72 | 100 | — |
| WESTSIDE HARVESTING | FRESNO, CA | 72 | 86 | — |
| FAIRMEAD LANDFILL | MADERA, CA | 72 | 23 | — |
| FOSTER RD WS #02 | SALINAS, CA | 72 | 0 | — |
| CAMP MARANATHA | IDYLLWILD, CA | 72 | 17 | — |
| JULIAN OAKS CAMP | EL CAJON, CA | 72 | 9 | — |
| CAMP OLIVER | SAN DIEGO, CA | 72 | 19 | — |
| VINO FARMS, INC. - PRESTON RANCH | HEALDSBURG, CA | 72 | 13 | — |
| TICO MUTUAL WATER CO | OJAI, CA | 72 | 55 | — |
| BELLA PIAZZA WINERY | PLYMOUTH, CA | 71 | 12 | — |
| PINEWOOD INN | SOUTH LAKE TAHOE, CA | 71 | 8 | — |
| THE VILLAGE MOBILE HOME PARK | VALENCIA, CA | 71 | 85 | — |
| GROWERS COMPANY INC WS | SOMERTON, CA | 71 | 55 | — |
| ROCKY COMFORT MUTUAL WATER CO | MENTONE, CA | 71 | 25 | — |
| CAMP DENVER FOX | SANTA YSABEL, CA | 71 | 7 | — |
| SUTTER HOME WINERY INC. TRINCHERO CC | ST. HELENA, CA | 71 | 0 | — |
| ROBERT YOUNG FAMILY LIMITED PARTNER | GEYSERVILLE, CA | 71 | 0 | — |
| FAMILY TREE FARMS-TRAVER | REEDLEY, CA | 71 | 35 | — |
| SIERRA PINES MOBILE HOME PARK | SOUTH LAKE TAHOE, CA | 70 | 19 | — |
| SPRING VALLEY SCHOOL | OROVILLE, CA | 70 | 34 | — |
| CRESCENT BEACH MOTEL | CRESCENT CITY, CA | 70 | 3 | — |
| CAMP FLEMING CAMPGROUND | SACRAMENTO, CA | 70 | 5 | — |
| CATHEDRAL WATER ASSOCIATION | SOUTH LAKE TAHOE, CA | 70 | 12 | — |
| SILVERFORK CAMPGROUND | HOLLISTER, CA | 70 | 17 | — |
| UPPER DEER CREEK TRACT | FRESNO, CA | 70 | 39 | — |
| TESSENDERLO KERLEY INC | FRESNO, CA | 70 | 47 | — |
| MERCEY HOT SPRINGS | FIREBAUGH, CA | 70 | 0 | — |
| GLENN GOLF & COUNTRY CLUB | WILLLOWS, CA | 70 | 2 | — |
| BIG LAGOON PARK WATER CO. | EUREKA, CA | 70 | 15 | — |
| VALLEY MOBILE HOME PARK | CALEXICO, CA | 70 | 72 | — |
| VALLEY VISTA MUTUAL WATER COMPANY | BISHOP, CA | 70 | 11 | — |
| NORTH LONE PINE MUTUAL WATER COMPANY | LONE PINE, CA | 70 | 20 | — |
| WEST VALLEY MUTUAL WATER COMPANY | INYOKERN, CA | 70 | 19 | — |
| BAYCLIFF WATER | LOWER LAKE, CA | 70 | 14 | — |
| LITTLE VALLEY CSD | LITTLE VALLEY, CA | 70 | 12 | — |
| GOLDEN VALLEY MUNICIPAL WATER DISTRICT | GORMAN, CA | 70 | 4 | — |
| LUNDY MUTUAL WATER COMPANY | LEE VINING, CA | 70 | 48 | — |
| LUNDY LAKE RESORT | LEE VINING, CA | 70 | 47 | — |
| ELLERY LAKE CAMPGROUND | BISHOP, CA | 70 | 10 | — |
| GOLDEN STATE VINTNERS WS | SOLEDAD, CA | 70 | 17 | — |
| LOS CARNEROS MWA | AROMAS, CA | 70 | 19 | — |
| CENTRAL BAY HIGH SCHOOL WS | SALINAS, CA | 70 | 19 | — |
| ARROYO SECO ESTATES MWS | SOLEDAD, CA | 70 | 30 | — |