Public Water Systems
7,249 active water systems in CA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| LO-FI WINERY | LOS OLIVOS, CA | 413 | 4 | — |
| THOUSAND TRAILS - MORGAN HILL | TAMPA, CA | 413 | 8 | — |
| YOSEMITE LAKES CAMPGROUND | GROVELAND, CA | 413 | 36 | — |
| SKY VIEW COUNTY WATER | PAYNES CREEK, CA | 412 | 15 | — |
| DELFT COLONY WATER | VISALIA, CA | 412 | 21 | — |
| USMC YERMO ANNEX | BARSTOW, CA | 411 | 8 | — |
| PALO VERDE COUNTY WATER DIST. | PALO VERDE, CA | 410 | 31 | — |
| HHW&P MOCCASIN COMPOUND-SFPUC | BURLINGAME, CA | 410 | 6 | — |
| LEISURE MOBILE HOME PARK | SANTA ROSA, CA | 410 | 8 | — |
| TANNERY GULCH CAMPGROUND | REDDING, CA | 410 | 4 | — |
| BALLS FERRY FISHING RESORT | ANDERSON, CA | 408 | 10 | — |
| TRIPLE R MUTUAL WATER CO | SPRINGVILLE, CA | 408 | 127 | — |
| MID - BARRETT COVE | SNELLING, CA | 407 | 6 | — |
| JOSEPH GALLO CHEESE CO. | ATWATER, CA | 407 | 8 | — |
| JOSHUA TREE NP - BLACK ROCK CANYON | TWENTYNINE PALMS, CA | 407 | 4 | — |
| CHRISTIAN LIFE ASSEMBLY WATER SYSTEM | TEHACHAPI, CA | 406 | 0 | — |
| VOLTA COMMUNITY SD | LOS BANOS, CA | 406 | 9 | — |
| FOREST PARK MWC | FOREST FALLS, CA | 406 | 15 | — |
| SONOMA COUNTY CSA 41-JENNER | SANTA ROSA, CA | 406 | 70 | — |
| LODI USD-HOUSTON SCHOOL | LODI, CA | 405 | 11 | — |
| CSP - RED ROCK CANYON | LANCASTER, CA | 404 | 33 | — |
| THOUSAND TRAILS OAKZANITA INC. | JAMUL, CA | 404 | 17 | — |
| LAGUNA VISTA SCHOOL/OCEANVIEW SCHOOL DIS | OXNARD, CA | 404 | 15 | — |
| JH RANCH | ETNA, CA | 403 | 2 | — |
| JOSAN AND JOSAN, INC. | SELMA, CA | 402 | 23 | — |
| STONE LAGOON-STATE PARKS | EUREKA, CA | 402 | 5 | — |
| LAS CUMBRES MUTUAL WATER CO | LOS GATOS, CA | 402 | 249 | — |
| MOONEY GROVE PARK | VISALIA, CA | 402 | 36 | — |
| KERN CO P&R-LAKE WOOLLOMES WATER SYSTEM | BAKERSFIELD, CA | 401 | 15 | — |
| HARBIN HOT SPRINGS | MIDDLETOWN, CA | 401 | 20 | — |
| KOA - PETALUMA | PETALUMA, CA | 401 | 9 | — |
| ANGORA LAKES RESORT | SOUTH LAKE TAHOE, CA | 400 | 0 | — |
| BSA/CAMP CHAWANAKEE | FRESNO, CA | 400 | 19 | — |
| EL DORADO ID - STRAWBERRY | PLACERVILLE, CA | 400 | 8 | — |
| GOLD ARROW CAMP | CLOVIS, CA | 400 | 24 | — |
| OCOTILLO RV RESORT | DESERT HOT SPRINGS, CA | 400 | 12 | — |
| SUNSET VISTA ESTATES MHP | LEMOORE, CA | 400 | 12 | — |
| LAKEPORT CINEMAS | CHICO, CA | 400 | 16 | — |
| CLEAR CREEK CSD-WESTWOOD | WESTWOOD, CA | 400 | 18 | — |
| JANESVILLE ELEMENTARY SCHOOL | JANESVILLE, CA | 400 | 16 | — |
| ACTON LA NORTH KOA | ACTON, CA | 400 | 18 | — |
| MOSS COVE REST STOP (CALTRANS) | EUREKA, CA | 400 | 0 | — |
| CSP-MENDOCINO WOODLANDS | MENDOCINO, CA | 400 | 8 | — |
| SENSIENT NATURAL INGREDIENTS LLC | TURLOCK, CA | 400 | 12 | — |
| CITY OF 10,000 BUDDHAS | TALMAGE, CA | 400 | 29 | — |
| NAPA VALLEY COUNTRY CLUB | NAPA, CA | 400 | 8 | — |
| MORNING STAR LAKE RESORT | MONT CLAIR, CA | 400 | 4 | — |
| OUTDOOR RESORTS RANCHO CA | AGUANGA, CA | 400 | 7 | — |
| HOMETOWN COLONIAL ESTATES LLC | RANCHO CORDOVA, CA | 400 | 5 | — |
| BONITA RANCH RV CAMPGROUND | LYTLE CREEK, CA | 400 | 11 | — |