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 |
|---|---|---|---|---|
| CALENERGY (ADMINISTRATIVE) | CALIPATRIA, CA | 48 | 0 | — |
| ABERDEEN WATER SYSTEM | CROWLEY LAKE, CA | 48 | 16 | — |
| POND MUTUAL WATER COMPANY | WASCO, CA | 48 | 47 | — |
| POINT HORIZON INSTITUTE | RAVENDALE, CA | 48 | 6 | — |
| MD 28 RIPPERDAN SELF HELP | MADERA, CA | 48 | 23 | — |
| KIDZ CAN 2 | OAKHURST, CA | 48 | 30 | — |
| NICASIO SCHOOL | NICASIO, CA | 48 | 56 | — |
| WILDWOOD CAMPGROUND | FORT BRAGG, CA | 48 | 30 | — |
| ALBION RIVER INN | ALBION, CA | 48 | 4 | — |
| MERCEY SPRINGS SHELL | FRESNO, CA | 48 | 0 | — |
| CALIFORNIA SWEET POTATO GROWERS COOP | LIVINGSTON, CA | 48 | 12 | — |
| MAHER RD WS #05 | ROYAL OAKS, CA | 48 | 80 | — |
| TIERRA VERDE MWC | SALINAS, CA | 48 | 43 | — |
| BAUMANN RD WS #01 | WATSONVILLE, CA | 48 | 47 | — |
| PARADISE RD WS #21 | SALINAS, CA | 48 | 34 | — |
| ROBERT KEENAN WINERY | ST HELENA, CA | 48 | 8 | — |
| THOUSAND TRAILS IDYLLWILD - MHC | IDYLLWILD, CA | 48 | 19 | — |
| TUNNEL TRAILER PARK | WALNUT GROVE, CA | 48 | 2 | — |
| LAKE WAINANI OWNERS ASSOC | NEWBERRY SPRINGS, CA | 48 | 0 | — |
| VALIMET INC | STOCKTON, CA | 48 | 13 | — |
| CUYAMA MUTUAL WATER COMPANY | CUYAMA, CA | 48 | 76 | — |
| LEARNING SERVICES CORP. | GILROY, CA | 48 | 19 | — |
| R A FARMS | WATSONVILLE, CA | 48 | 16 | — |
| SHASTA VIEW HEIGHTS OWNERS ASSOCIATION | YREKA, CA | 48 | 14 | — |
| MIDWAY RV PARK | FORESTVILLE, CA | 48 | 10 | — |
| KINNYBROOK MUTUAL WATER COMPANY | KENWOOD, CA | 48 | 3 | — |
| EBRPD OLD BRIONES REGIONAL PARK | OAKLAND, CA | 47 | 0 | — |
| THE JEFFREY HOTEL | SOUTH LAKE TAHOE, CA | 47 | 16 | — |
| HECK CELLARS WATER SYSTEM | DIGIORGIO, CA | 47 | 72 | — |
| INDIAN WELLS LODGE | INYOKERN, CA | 47 | 30 | — |
| ALTA WIND PROJECT O&M FACILITY WATER SYS | MOJAVE, CA | 47 | 10 | — |
| SWEET WATER CO-OP | INYOKERN, CA | 47 | 24 | — |
| BAKER COMMODITIES INC. | HANFORD, CA | 47 | 120 | — |
| SLIDE RANCH | MUIR BEACH, CA | 47 | 14 | — |
| VIRGINIA CREEK SETTLEMENT | BRIDGEPORT, CA | 47 | 42 | — |
| FAITH AND FAMILY FARMS WS | SALINAS, CA | 47 | 25 | — |
| CALTRANS-WHITMORE MAINT. STATION | NEVADA CITY, CA | 47 | 2 | — |
| TAMARACK LODGE | TAHOE CITY, CA | 47 | 20 | — |
| DESERT VIEW RV RESORT | NEEDLES, CA | 47 | 0 | — |
| OCOTILLO WELLS RV PARK & STORE | BORREGO SPRINGS, CA | 47 | 11 | — |
| LUX INN | PINE VALLEY, CA | 47 | 17 | — |
| PEAKE RANCH | BUELLTON, CA | 47 | 0 | — |
| FOREST KNOLLS MUTUAL WATER CO | CHICO, CA | 46 | 16 | — |
| TAHOE VALLEY LODGE | SOUTH LAKE TAHOE, CA | 46 | 25 | — |
| FOWLER CARE CENTER | FOWLER, CA | 46 | 20 | — |
| ORLAND LIVESTOCK COMM. YARD, INC. | ORLAND, CA | 46 | 37 | — |
| MENDO MILL AND LUMBER COMPANY | UKIAH, CA | 46 | 0 | — |
| PONDEROSA TELEPHONE-SERVICE CT | ONEALS, CA | 46 | 13 | — |
| CROWLEY LAKE FISH CAMP | MAMMOTH LAKES, CA | 46 | 19 | — |
| TWIN LAKES STORE | BISHOP, CA | 46 | 8 | — |