Browse Water Systems

20,012 public water systems in CA.

Public Water Systems Database

Browse 20,012 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
ASSOCIATED TAGLINE WS CA2701109 California Non-Transient Non-Community 70
CAMP FLEMING CAMPGROUND CA0900401 California Transient Non-Community 70
BRIDGEHAVEN PARK CA4900644 California Community 70
MATTHEWS CREEK CAMPGROUND CA4700605 California Transient Non-Community 70
LITTLE VALLEY CSD CA1800516 California Community 70
OBSIDIAN CAMPGROUND 2 CA2600562 California Transient Non-Community 70
LUNDY CREEK CAMPGROUND 2 CA2600554 California Transient Non-Community 70
QUALITY TRAILER PARK CA2600551 California Community 70
EDDIE KOBAYASHI CA2700909 California Community 70
CDF-HEDRICK POND CAMPGROUND CA5403049 California Transient Non-Community 70
SONDRA AGGREGATES CORP CA5500146 California Transient Non-Community 70
LUSHMEADOWS BARN CA2204085 California Transient Non-Community 70
WILSHIRE HEIGHTS MUTUAL WATER COMPANY CA4900573 California Community 70
PLANTATION FARM CAMP CA4901100 California Transient Non-Community 70
SAGE AND SAND TRAILER PARK CA2600549 California Transient Non-Community 70
LUNDY MUTUAL WATER COMPANY CA2600532 California Community 70
ARROYO SECO ESTATES MWS CA2702520 California Community 70
SPALLINA WATER COMPANY CA5400668 California Community 70
SABLE OFFSHORE CORP LAS FLORES CANYON CA4200743 California Non-Transient Non-Community 70
GREENWOOD SOLAR CENTER CA0000614 California Community 70
LUNDY LAKE RESORT CA2600534 California Transient Non-Community 70
NORTH VALLEY SERVICES CA5200627 California Non-Transient Non-Community 70
CALIFORNIA CEDAR PRODUCTS - INACTIVE CA3900746 California Transient Non-Community 70
LO BUE BROS - EXETER CA5403008 California Non-Transient Non-Community 70
BLUE GOOSE CAMP CA0706035 California Community 70
UPPER DEER CREEK TRACT CA1000014 California Transient Non-Community 70
Wagon Wheel Mobile Home Park MN1310040 California Community 70
CENTRAL BAY HIGH SCHOOL WS CA2702490 California Non-Transient Non-Community 70
Steve Speisser Apts (Dunes) CA3600096 California Non-Transient Non-Community 70
BIG CREEK LUMBER COMPANY CA4400800 California Non-Transient Non-Community 70
WIMPYS MARINA CA3900763 California Community 70
VILLA TASSAJARA CA0110014 California Transient Non-Community 70
FRIDEN AVE WATER CO CA5400914 California Community 70
HOMESTEAD CAFE CA1502411 California Transient Non-Community 70
WINE COUNTRY IND PARK - BLDG C CA4901332 California Non-Transient Non-Community 70
COTTAGE PLACE ON SQUAM LAKE NH1168010 California Transient Non-Community 70
CAMP ROYANEH CA4901105 California Transient Non-Community 70
LITTLE ANTELOPE PACK STATION CA0202526 California Transient Non-Community 70
INDIAN OAKS TRAILER PARK CA3301330 California Community 70
JUDY WEBER CA2500555 California Community 70
KEENAN FARMS CA1602303 California Non-Transient Non-Community 70
LUSHMEADOWS BARN CA2200085 California Transient Non-Community 70
FOUTS SPRINGS YOUTH FACILITY CA0600041 California Non-Transient Non-Community 70
CACHE CREEK CANYON-UPPER SITE CA5700711 California Transient Non-Community 70
SPRING VALLEY SCHOOL CA0400065 California Non-Transient Non-Community 70
SWEET BRIAR CAMP CA4500237 California Transient Non-Community 70
SIERRA PINES MOBILE HOME PARK CA0202522 California Community 70
FORT WASHINGTON GOLF CA1000333 California Transient Non-Community 70
LOS PRIETOS CAMPGROUND CA4200400 California Transient Non-Community 70
EASTERLY WWTP - VACAVILLE CA4810040 California Non-Transient Non-Community 70