Public Water Systems
7,249 active water systems in CA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| RILEY'S FARM | REDLANDS, CA | 2,400 | 6 | — |
| TERRACE WATER COMPANY | COLTON, CA | 2,400 | 18 | — |
| TWAIN HARTE COMMUNITY SERVICES DISTRICT | TWAIN HARTE, CA | 2,378 | 5 | — |
| LOST HILLS UTILITY DISTRICT | LOST HILLS, CA | 2,370 | 53 | — |
| CLEARLAKE OAKS COUNTY WATER DISTRICT | CLEARLAKE OAK, CA | 2,359 | 21 | — |
| SAN JUAN BAUTISTA, CITY OF | SAN JUAN BAUTISTA, CA | 2,335 | 21 | — |
| LITTLE BEAR WATER COMPANY | SOLEDAD, CA | 2,327 | 18 | — |
| TRINITY CO. W.W. DIST #1 | HAYFORK, CA | 2,324 | 11 | — |
| CLAWA | CRESTLINE, CA | 2,320 | 1 | — |
| EISENHOWER MEDICAL CENTER(WATER) | RANHCO MIRAGE, CA | 2,300 | 51 | — |
| MOUNTAIN GATE C.S.D. | REDDING, CA | 2,227 | 32 | — |
| SELMA HIGH SCHOOL | SELMA, CA | 2,225 | 29 | — |
| SANTA NELLA COUNTY WATER DISTRICT | SANTA NELLA, CA | 2,211 | 41 | — |
| JEDEDIAH SMITH STATE PARK | CRESCENT CITY, CA | 2,208 | 0 | — |
| BULLARD'S BAR REC FAC WTR SYS | DOBBINS, CA | 2,208 | 24 | — |
| TEJON RANCH GRAPEVINE WATER | LEBEC, CA | 2,207 | 23 | — |
| WESTMORLAND, CITY OF | WESTMORLAND, CA | 2,202 | 60 | — |
| MIL POTRERO MWC | PINE MOUNTAIN CLUB, CA | 2,200 | 28 | — |
| ALPINE SPRINGS COUNTY WATER DISTRICT | ALPINE MEADOWS, CA | 2,200 | 3 | — |
| CAL TRANS - C.V. KANE | SAN BERNARDINO, CA | 2,200 | 15 | — |
| POPLAR COMM SERVICE DIST | POPLAR, CA | 2,200 | 24 | — |
| CHESTER PUBLIC U.D. | CHESTER, CA | 2,187 | 13 | — |
| CENTRAL CA WOMENS FACILITY | CHOWCHILLA, CA | 2,183 | 0 | — |
| MORRO ROCK MUTUAL WATER CO | CAYUCOS, CA | 2,181 | 1 | — |
| NACIMIENTO WATER COMPANY | BRADLEY, CA | 2,181 | 103 | — |
| WHISKEYTOWN NRA-BRANDY CREEK | WHISKEYTOWN, CA | 2,164 | 2 | — |
| MI WUK VILLAGE MUT WTR CO | MI WUK VILLAGE, CA | 2,163 | 11 | — |
| LONDON COMMUNITY SERV DIST | DINUBA, CA | 2,134 | 30 | — |
| LUCERNE WATER CO. - CAL WATER SERVICE | SAN JOSE, CA | 2,129 | 10 | Detected |
| HERLONG PUBLIC UTILITY DISTRICT | HERLONG, CA | 2,114 | 2 | — |
| INTERSTATE 5 UTILITY COMPANY | BAKERSFIELD, CA | 2,100 | 35 | — |
| TOM PISTACHIO WATER SYSTEM | FRESNO, CA | 2,100 | 4 | — |
| CITY OF PORTOLA | PORTOLA, CA | 2,100 | 44 | — |
| THUNDERBIRD CWD | APPLE VALLEY, CA | 2,098 | 24 | — |
| BORON CSD | BORON, CA | 2,086 | 116 | — |
| GOLDEN STATE WATER CO - APPLE VLY NORTH | APPLE VALLEY, CA | 2,086 | 0 | — |
| CWSC LAS LOMAS | SAN JOSE, CA | 2,084 | 5 | Clean |
| CRESTVIEW MUTUAL WATER CO | CAMARILLO, CA | 2,079 | 7 | — |
| CITY OF BIGGS | BIGGS, CA | 2,060 | 25 | — |
| GARBERVILLE SANITARY DISTRICT | GARBERVILLE, CA | 2,041 | 4 | — |
| CAL AMERICAN WC - LAS POSAS ESTATES | ROSEMEAD, CA | 2,039 | 0 | — |
| GOLDEN STATE WATER COMPANY-CYPRESS RIDGE | RANCHO CORDOVA, CA | 2,026 | 48 | — |
| CABAZON WATER DISTRICT | CABAZON, CA | 2,010 | 59 | — |
| BUTTONWILLOW TIGER MART | BUTTONWILLOW, CA | 2,006 | 0 | — |
| SHASTA CSA - JONES VALLEY, #6 | REDDING, CA | 2,006 | 11 | — |
| CSP-VAN DAMME STATE PARK | DUNCANS MILLS, CA | 2,004 | 7 | — |
| LAKE COUNTY CSA 20 - SODA BAY | LAKEPORT, CA | 2,003 | 1 | — |
| CAL AMERICAN WATER COMPANY - PIRU | ROSEMEAD, CA | 2,003 | 6 | — |
| PYRAMID CREEK TRAILHEAD | HOLLISTER, CA | 2,000 | 19 | — |
| LEE'S FRONTIER | VICTORVILLE, CA | 2,000 | 0 | — |