Public Water Systems
7,249 active water systems in CA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| PINON PINES MWC | FRAZIER PARK, CA | 908 | 63 | — |
| KINGS RIVER HARDWICK SCHOOL | HANFORD, CA | 908 | 5 | — |
| USFS/RANCHERIA CAMPGROUND | CLOVIS, CA | 906 | 13 | — |
| SCOTIA CSD | SCOTIA, CA | 906 | 14 | — |
| DEL ORO WATER CO.-JOHNSON PARK | CHICO, CA | 904 | 25 | — |
| VALLEY SPRINGS PUD | VALLEY SPRINGS, CA | 900 | 10 | — |
| USFS/DORABELLE CAMPGROUND | CLOVIS, CA | 900 | 14 | — |
| CASA LOMA WATER CO, INC. | BAKERSFIELD, CA | 900 | 40 | — |
| FRITO-LAY, INC. WATER SYSTEM | BAKERSFIELD, CA | 900 | 5 | — |
| BUD ANTLE, LLC-SOLEDAD FACILITY WS | MONTEREY, CA | 900 | 32 | — |
| FERN VALLEY WD | IDYLLWILD, CA | 900 | 22 | — |
| WINDSET FARMS GREENHOUSES | SANTA MARIA, CA | 900 | 12 | — |
| NPS-DORST CG | THREE RIVERS, CA | 900 | 6 | — |
| ROTTEN ROBBIE | SANTA CLARA, CA | 899 | 4 | — |
| RANCHO PAUMA MUTUAL WC | PAUMA VALLEY, CA | 899 | 26 | — |
| CSP HENRY W. COE STATE PARK | SAN JUAN BAUTISTA, CA | 898 | 14 | — |
| LAKESIDE SCHOOL | BAKERSFIELD, CA | 897 | 60 | — |
| PLANTATION ON THE LAKE PARK | CALIMESA, CA | 897 | 15 | — |
| DEL ORO WATER CO.-LIME SADDLE MARINA | CHICO, CA | 895 | 2 | — |
| JOSHUA TREE NP - COTTONWOOD SPRINGS | TWENTYNINE PALMS, CA | 895 | 16 | — |
| SOUTH MIDWAY CITY MUTUAL WATER CO. | HUNTINGTON BEACH, CA | 891 | 12 | — |
| DORRIS, CITY OF | DORRIS, CA | 887 | 13 | — |
| HILLSVIEW HOMES | MODESTO, CA | 887 | 25 | — |
| JALAMA BEACH PARK | SANTA MARIA, CA | 882 | 10 | — |
| PSMCSD - SUNNY MESA | ROYAL OAKS, CA | 880 | 19 | — |
| INYOKERN CSD | INYOKERN, CA | 878 | 59 | — |
| CALIFORNIA WATER SERVICE CO-LEONA VALLEY | SAN JOSE, CA | 878 | 1 | — |
| CHURCH OF GLAD TIDINGS | YUBA CITY, CA | 878 | 19 | — |
| RIVERNOOK CAMPGROUND | KERNVILLE, CA | 877 | 19 | — |
| MADISON SERVICE DIST | MADISON, CA | 876 | 53 | — |
| ALPAUGH COMMUNITY SERVICES DISTRICT | ALPAUGH, CA | 871 | 158 | — |
| DESCANSO COMMUNITY WATER DISTRICT | SACRAMENTO, CA | 870 | 35 | — |
| USFS- TILLIE CREEK LIVE OAKS CAMPGROUNDS | OVERLAND PARK, CA | 865 | 12 | — |
| CALIFORNIA PINES C.S.D. | ALTURAS, CA | 862 | 15 | — |
| LIBERTY -YERMO | DOWNEY, CA | 861 | 107 | — |
| MESA ELEMENTARY SCHOOL | RIVERBANK, CA | 860 | 0 | — |
| JUNIPER RIVIERA CWD | APPLE VALLEY, CA | 858 | 29 | — |
| TULELAKE, CITY OF | TULELAKE, CA | 856 | 8 | — |
| REFUGIO STATE BEACH | VENTURA, CA | 855 | 2 | — |
| FORKS RESORT | BASS LAKE, CA | 853 | 10 | — |
| MCKINNEY WATER DISTRICT | FOLSOM, CA | 853 | 3 | — |
| SAN JOAQUIN COUNTY - WILKINSON MANOR | STOCKTON, CA | 851 | 8 | — |
| SIERRA CEDARS CSD | SHAVER LAKE, CA | 850 | 27 | — |
| WILLIAM HEISE COUNTY PARK | SAN DIEGO, CA | 850 | 8 | — |
| WEST VALLEY HIGH SCHOOL | COTTONWOOD, CA | 850 | 9 | — |
| VICTORY MUTUAL WATER COMPANY | BAKERSFIELD, CA | 849 | 23 | — |
| DEER LODGE WATER SYSTEM | LAKE ARROWHEAD CA 92352, CA | 845 | 4 | — |
| LOS PRIETOS COMPLEX | SOLVANG, CA | 845 | 13 | — |
| TAHOE CITY PUD - MCKINNEY/QUAIL | TAHOE CITY, CA | 844 | 2 | — |
| FIRST MACE MEADOW # 1 | PINE GROVE, CA | 838 | 19 | — |