Browse Water Systems

19,626 public water systems in CA.

Public Water Systems Database

Browse 19,626 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

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System Name PWSID State Type Population Served
HUMBOLDT HIGHLANDS MUTUAL CA0400123 California Community 58
RANCHO CHAPARRAL MWC CA2701278 California Community 58
UKONOM RANGER STATION CA4700712 California Community 58
TIERRA MEADOWS HOA WS CA2701367 California Community 58
PARADISE VALLEY CAFE CA3303077 California Transient Non-Community 58
LOS RANCHOS DE UVAS WATER COMPANY CA4300637 California Community 58
QUEEN'S INN BY THE RIVER CA2000568 California Transient Non-Community 58
LA HACIENDA DEL TORO CA4900817 California Transient Non-Community 58
DOMINICKS #77 WATER VENDING IL3128041 California Transient Non-Community 57
GRASSY FLAT CAMPGROUND CA0800666 California Transient Non-Community 57
EBRPD MORGAN TERRITORY CA0707900 California Transient Non-Community 57
THE WILLOWS RESORT CA4400850 California Community 57
TUTTLE CREEK CAMPGROUND CA1400531 California Transient Non-Community 57
INDUSTRY WEST CA4900835 California Transient Non-Community 57
DOBBINS WATER SYSTEM CA5800504 California Community 57
THE PAINTED TURTLE CAMP CA1900074 California Community 57
BRICOLEUR VINEYARDS CA4901468 California Transient Non-Community 57
FOG CREST WINERY CA4901340 California Transient Non-Community 57
SIERRA SIX MOTEL CA3301620 California Transient Non-Community 57
7180 HWY 116 LLC CA4901394 California Transient Non-Community 57
WILDYVIE LODGE CA2600618 California Transient Non-Community 57
LAWLER CA1200524 California Community 57
HEAVENLY VALLEY CA0900588 California Transient Non-Community 57
SAN JOAQUIN COUNTY SCHOOLS CA3901118 California Transient Non-Community 57
TOYOTA SAN LUIS OBISPO CA4000213 California Non-Transient Non-Community 57
RIVERDALE PARK CA1200746 California Transient Non-Community 57
WILBUR-ELLIS COMPANY CA1000382 California Non-Transient Non-Community 57
SOUTHFORD MOBILE HOME PARK TX1020066 California Community 57
ELK CREEK MOBILE HOME PARK CA2300751 California Community 57
CAHUILLA MOUNTAIN MARKET & CAFE CA3302060 California Transient Non-Community 57
CAMP ST FRANCIS CA4400710 California Transient Non-Community 57
USFS-TOIYABE, CHAS NAPES BLDG CA2610401 California Transient Non-Community 57
WOODLAND HEIGHTS MWC CA2702439 California Community 57
EKTIMO VINEYARDS CA4901404 California Transient Non-Community 57
BOOKER WINERY CA4000846 California Non-Transient Non-Community 56
USFS/TRIMMER WORK CENTER CA1000136 California Non-Transient Non-Community 56
MIDFIELD MUTUAL WATER COMPANY CA1200816 California Community 56
BARCELONA APARTMENTS FL2161337 California Community 56
SPRINGBROOK MH S/D NC0118294 California Community 56
GREEN ACRES WA CA2701647 California Community 56
MONTEZUMA SCHOOL CA4800509 California Transient Non-Community 56
Berkeley Farms Dairy CA2400213 California Community 56
MCCARTHY FARMS CA1502355 California Transient Non-Community 56
SAWMILL PIZZA CA0500008 California Transient Non-Community 56
HART FLAT BEAR MUTUAL WATER CA1500556 California Community 56
CENTRAL WEST ARTS CENTER CA1000207 California Non-Transient Non-Community 56
BELK FARMS CA3301182 California Transient Non-Community 56
RONALD N NUNES CA2700805 California Community 56
FULTON WATER COMPANY CA3110215 California Community 56
WINTERHAVEN MOBILE ESTATES CA1900961 California Community 56