Public Water Systems
7,249 active water systems in CA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| WASUMA SCHOOL | OAKHURST, CA | 354 | 52 | — |
| PENINSULA RECREATION AREA | HOLLISTER, CA | 353 | 47 | — |
| BUTTERFIELD RANCH | SAN DIEGO, CA | 353 | 56 | — |
| SUNRISE VILLAGE MHP | SCOTTSDALE, CA | 353 | 15 | — |
| FILLMORE IRRIGATION CO | FILLMORE, CA | 353 | 16 | — |
| GREAT WESTERN ELEMENTARY SCHOOL | REEDLEY, CA | 352 | 8 | — |
| CDPR-HATFIELD | COLUMBIA, CA | 352 | 18 | — |
| FISHERMAN'S RETREAT | REDLANDS, CA | 352 | 30 | — |
| SIERRA NEVADA BREWING CO. | CHICO, CA | 350 | 2 | — |
| KNIGHTSEN ELEMENTARY SCHOOL | KNIGHTSEN, CA | 350 | 38 | — |
| ORWOOD RESORT | BRENTWOOD, CA | 350 | 11 | — |
| USFS/BILLY CREEK CAMPGROUND | CLOVIS, CA | 350 | 13 | — |
| GREEN ACRES MOBILE HOME ESTATE | SACRAMENTO, CA | 350 | 11 | — |
| SUNSET WEST COMMUNITY LLC | SEASIDE, CA | 350 | 9 | — |
| FCSA 44D - MONTE VERDI | FRESNO, CA | 350 | 7 | — |
| HIDDEN SPRINGS CG-STATE PARKS | EUREKA, CA | 350 | 0 | — |
| BEAR MOUNTAIN RV PARK WATER SYSTEM | ELK GROVE, CA | 350 | 15 | — |
| HANFORD FIRST BAPTIST CHURCH | HANFORD, CA | 350 | 0 | — |
| CALTRANS-HONEY LAKE SRRA | REDDING, CA | 350 | 10 | — |
| MD 37 LA VINA | MADERA, CA | 350 | 23 | — |
| TURLOCK GOLF & COUNTRY CLUB | TURLOCK, CA | 350 | 26 | — |
| ANDERSON VALLEY ELEMENTARY SCHOOL | BOONVILLE, CA | 350 | 16 | — |
| CALTRANS-MASSACK REST STOP | REDDING, CA | 350 | 6 | — |
| CSA 51 | DESERT CENTER, CA | 350 | 5 | — |
| DILLARD ELEMENTARY SCHOOL | SACRAMENTO, CA | 350 | 18 | — |
| SAC CITY MOBILE HOME COMMUNITY LP | SACRAMENTO, CA | 350 | 5 | — |
| TRES PINOS CWD | TRES PINOS, CA | 350 | 34 | — |
| GEORGE CHIALA FARMS, INC.. | MORGAN HILL, CA | 350 | 3 | — |
| OLIVE DELL RANCH | COLTON, CA | 350 | 21 | — |
| BLACK MEADOW LANDING | PARKER DAM, CA | 350 | 30 | — |
| OAK VIEW UNION ELEMENTARY SCH | ACAMPO, CA | 350 | 23 | — |
| GREEN RIVER MUTUAL WATER CO. | PASO ROBLES, CA | 350 | 19 | — |
| DAVENPORT COUNTY SANITATION | SANTA CRUZ, CA | 350 | 27 | — |
| UNION HOTEL | OCCIDENTAL, CA | 350 | 7 | — |
| WILDEWOOD EAST MUTUAL | YUBA CITY, CA | 350 | 11 | — |
| LASSEN VIEW UNION ELEMENTARY SCHOOL DIST | LOS MOLINOS, CA | 350 | 7 | — |
| SIERRA PACIFIC INDUSTRIES - RICHFIELD | CORNING, CA | 350 | 1 | — |
| SIERRA PACIFIC INDUSTRIES - WINDOWS | RED BLUFF, CA | 350 | 0 | — |
| YETTEM WATER SYSTEM | VISALIA, CA | 350 | 20 | — |
| NPS-BUCKEYE FLAT | THREE RIVERS, CA | 350 | 6 | — |
| COLLINS LAKE | OREGON HOUSE, CA | 350 | 2 | — |
| MUSCO FAMILY OLIVE CO | TRACY, CA | 348 | 5 | — |
| USFS FRASER FLAT CAMPGD | PINECREST, CA | 348 | 10 | — |
| THREE PALMS MOBILEHOME PARK | SACRAMENTO, CA | 347 | 31 | — |
| CHEMEKETA PARK MUTUAL WATER COMPANY | SANTA CLARA, CA | 346 | 67 | — |
| DIXON MIGRANT CENTER | WOODLAND, CA | 346 | 2 | — |
| SHAVER LAKE HEIGHTS WATER ASSN | PRATHER, CA | 345 | 17 | — |
| BIG BEND CAMPGROUND | BISHOP, CA | 345 | 16 | — |
| CAL AM - RAYMOND | SACRAMENTO, CA | 343 | 197 | — |
| NAVELENCIA SCHOOL | REEDLEY, CA | 342 | 2 | — |