PlainWater

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
RAILROAD PARK RESORT DUNSMUIR, CA 140 0
RAM'S GATE WINERY CA 140 12
MAYWOOD MOBILE HOME PARK CORNING, CA 140 19
NS MINI MART PORTERVILLE, CA 140 165
CAMPERS INN - RV & GOLF COURSE DUNNIGAN, CA 140 355
GRAN CIELO MUTUAL WATER COMPANY SAN LUIS OBISPO, CA 139 0
MATANZAS CREEK WINERY SONOMA, CA 139 20
SPORTSMANS PARADISE BLYTHE, CA 138 21
SIERRA GRANDE ESTATES MUTUAL WATER CO. BISHOP, CA 138 8
HARVEST MOON MUTUAL WATER CO BAKERSFIELD, CA 138 10
OAKHURST MOBILE HOME ESTATES YORBA LINDA, CA 138 68
ELKHORN BOAT LAUNCH [SWS] SACRAMENTO, CA 138 1
ROSA MORADA MUTUAL WATER COMPANY HOLLISTER, CA 138 41
PLAINVIEW MWC - CENTRAL WATER STRATHMORE, CA 138 54
CWS - MULLEN WATER COMPANY SAN JOSE, CA 138 13
LAKE TULLOCH CAMPGRD & MARINA JAMESTOWN, CA 138 34
RIVERBEND MOBILE HOME & RV PARK GRANITE BAY, CA 137 78
CASCADEL MUTUAL WATER SYSTEM NORTH FORK, CA 137 35
CEDAR VALLEY MUTUAL WATER CO OAKHURST, CA 137 79
EL NIDO MOBILE HOME PARK SACRAMENTO, CA 137 10
FETZER VINEYARDS HOPLAND, CA 136 6
USFS - AH-DI-NA CAMPGROUND MT SHASTA, CA 136 0
SIERRA CHRISTIAN CAMP POSEY, CA 136 16
CALFIRE-ALDER CONSERVATION CAMP KLAMATH, CA 135 14
LOCKHEED MARTIN SKUNK WORKS PALMDALE, CA 135 18
DWR. VISTA DEL LAGO VISITOR CTR,VAQUERRO PEARBLOSSOM, CA 135 2
MADERA CO SA16 SUMNER HILL MADERA, CA 135 113
SPCA WS MONTEREY, CA 135 47
DIAMOND ARROW CONFERENCE CENTER NEVADA CITY, CA 135 13
GOLD MOUNTAIN CSD PORTOLA, CA 135 8
VALLEY VIEW TRAILER PARK HOPEWELL, CA 135 38
MWD OF SO CAL GENE PLANT LA VERNE, CA 135 33
FLAG CITY WATER SYSTEM STOCKTON, CA 135 4
IRISH HILLS MUTUAL WATER CO SAN LUIS OBISPO, CA 135 19
PASO 360 PASO ROBLES, CA 135 6
SISQUOC SANTA MARIA, CA 135 6
ABRAMS LAKE MOBILE ESTATES YORBA LINDA, CA 135 31
KELLY MUTUAL WATER COMPANY SEBASTOPOL, CA 135 19
IMAGERY ESTATE WINERY GLEN ELLEN, CA 135 0
STRATOS WAY WATER COMPANY, INC MODESTO, CA 135 0
CAL FIRE - ISHI CONSERVATION CAMP PAYNES CREEK, CA 135 8
GOLD BEACH PARK STOCKTON, CA 134 147
MUSD - MARIPOSA JUNIOR HIGH SCHOOL MARIPOSA, CA 134 6
RAY'S STATION WINERY HOPLAND, CA 134 0
THOUSAND TRAILS PALM SPRINGS - MHC PALM DESERT, CA 134 20
BIG BEAR SHORES RV RESORT BIG BEAR LAKE, CA 134 8
CSP-PETALUMA ADOBE STATE HISTORIC PARK PETALUMA, CA 134 0
THREE RIVERS HIDEAWAY THREE RIVERS, CA 134 80
CAMP NELSON WATER COMPANY SPRINGVILLE, CA 134 38
MIDDLE ROAD MUTUAL WATER CO SANTA PAULA, CA 134 7
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