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 |
|---|---|---|---|---|
| SHEPHERD OF THE MOUNTAINS LUTHERAN CHURC | BAKERSFIELD, CA | 280 | 44 | — |
| SKYLAKE YOSEMITE CAMP | WISHON, CA | 280 | 5 | — |
| BALTIMORE AIRCOIIL COMPANY | MADERA, CA | 280 | 40 | — |
| WOODSIDE RV PARK | FORT BRAGG, CA | 280 | 20 | — |
| HAGAMAN COUNTY PARK | MERCED, CA | 280 | 19 | — |
| GREENHORN CREEK CSD | PORTOLA, CA | 280 | 6 | — |
| IMPERIAL MANOR MOBILEHOME COMMUNITY | VACAVILLE, CA | 280 | 9 | — |
| OWENS-BROCKWAY GLASS CONTAINER INC | TRACY, CA | 280 | 21 | — |
| HAT CREEK HEREFORD RANCH RV PARK | HAT CREEK, CA | 280 | 0 | — |
| HORNBROOK C.S.D. | HORNBROOK, CA | 280 | 47 | — |
| RICHFIELD ELEMENTARY SCHOOL | CORNING, CA | 280 | 1 | — |
| PEPPERMINT CREEK MHP | STOCKTON, CA | 280 | 27 | — |
| CENTRAL VALLEY EGGS, LLC | WASCO, CA | 279 | 1 | — |
| DELTA SHORES RESORT | WINTERS, CA | 278 | 13 | — |
| MOOSE LODGE 2096 | LUCERNE VALLEY, CA | 278 | 3 | — |
| BADGER HILL ESTATES | EXETER, CA | 278 | 13 | — |
| DEL ORO WC - BLACK BUTTE DISTRICT | CHICO, CA | 277 | 18 | — |
| KONOCTI SHORES | ORINDA, CA | 277 | 26 | — |
| PRUNEDALE MWC | SALINAS, CA | 277 | 98 | — |
| LAKE SISKIYOU M.W.C. | MT. SHASTA, CA | 277 | 33 | — |
| GOLDEN FEATHER MHP | SACRAMENTO, CA | 275 | 34 | — |
| SUNNYSIDE CONVALESCENT HOSP | FRESNO, CA | 275 | 50 | — |
| WILLOW SPRINGS MOBILE HOME PARK | TEHACHAPI, CA | 275 | 34 | — |
| SUN PACIFIC SHIPPERS - DELANO | BAKERSFIELD, CA | 275 | 3 | — |
| CSP-MENDOCINO HEADLANDS - FORD HOUSE | DUNCANS MILLS, CA | 275 | 2 | — |
| MAPACHE TRAILER PARK | CONCORD, CA | 275 | 18 | — |
| SANTA YSABEL RANCH MWC | SAN LUIS OBISPO, CA | 275 | 2 | — |
| CALTRANS-SHINGLETOWN SRRA | REDDING, CA | 275 | 2 | — |
| FCWWD 18/MIRA BELLA | FRIANT, CA | 274 | 10 | — |
| SHASTA CSA - SUGARLOAF, #2 | REDDING, CA | 274 | 48 | — |
| RIVERLAND MOBILEHOME PARK | BOUNTIFUL, CA | 274 | 6 | — |
| FISH TAIL INN | JUNCTION CITY, CA | 274 | 20 | — |
| NORTH KERN GOLF COURSE | BAKERSFIELD, CA | 273 | 14 | — |
| MANCHESTER BEACH KOA | MANCHESTER, CA | 273 | 4 | — |
| PEDRAZZI MWC | SALINAS, CA | 273 | 52 | — |
| WALDEN WEST | SAN JOSE, CA | 273 | 30 | — |
| RIVERKERN MUTUAL WATER COMPANY | KERNVILLE, CA | 272 | 20 | — |
| CLAY JOINT ELEMENTARY SCHOOL | KINGSBURG, CA | 271 | 10 | — |
| CSP - BODIE SHP | TAHOMA, CA | 271 | 2 | — |
| HOOD WATER MAINTENCE DIST [SWS] | SACRAMENTO, CA | 271 | 6 | — |
| TIMBER COVE COUNTY WATER DISTRICT | JENNER, CA | 271 | 15 | — |
| NORTH MUROC MUTUAL WATER COMPANY | NORTH EDWARDS, CA | 270 | 63 | — |
| PARK DELTA BAY | ISLETON, CA | 270 | 0 | — |
| FARMINGTON WATER COMPANY | FARMINGTON, CA | 270 | 51 | — |
| ALPINE MEATS INC | STOCKTON, CA | 270 | 15 | — |
| LAETITIA VINEYARD & WINERY INC | ARROYO GRANDE, CA | 270 | 5 | — |
| MONTECITO SEQUOIA LODGE | KINGS CANYON NATIONAL PARK, CA | 270 | 49 | — |
| DOWVILLE TRACT ASSOCIATION | ENCINITAS, CA | 269 | 37 | — |
| WILLOW HEIGHTS MANSION | HOLLISTER, CA | 269 | 0 | — |
| OID #46 - SUNSET OAKS | OAKDALE, CA | 269 | 4 | — |