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
WARM SPRINGS REHABILATION CENTER CA1900756 California Transient Non-Community 200
DOMAINE CHANDON CA2800736 California Non-Transient Non-Community 200
GRIFFIN FOOD AND GAS CA5403122 California Transient Non-Community 200
WALLY & BUNNIE GORDON CA5300026 California Transient Non-Community 200
MARTIN S MEAT PROCESSING CA1600289 California Transient Non-Community 200
HIGH SIERRA WATER COMPANY CA1400506 California Transient Non-Community 200
EN-T-EM ON THE RIVER CA1000230 California Transient Non-Community 200
EL PORTAL WATER SYSTEM CA2200012 California Transient Non-Community 200
RANCHO ESTATES MUTUAL WATER CO. CA3700936 California Community 200
GOMER SCHOOL SOLANO CO DEPT EDUCATION CA4800501 California Transient Non-Community 200
HODGES RESERVOIR RECREATION AREA CA3700847 California Transient Non-Community 200
DEERLICK SPRINGS CA5305203 California Transient Non-Community 200
FORT BAKER WATER SYSTEM CA2110550 California Community 200
NPS PRNS - FIVE BROOKS CA2110528 California Community 200
WEST FRESNO ELEMENTARY SCHOOL CA1000218 California Non-Transient Non-Community 200
CHINA PEAK MOUNTAIN RESORT CA1000171 California Transient Non-Community 200
BLAIRSDEN WATER USERS ASSN CA3200134 California Community 200
MARIPOSA DISTRICT FAIRGROUND CA2201070 California Transient Non-Community 200
SIERRA LINDA MUTUAL WATER CO CA2000506 California Community 200
SAN VINCENTE SCHOOL CA2701173 California Transient Non-Community 200
MDF-BLUE LAKE CG CA2500538 California Transient Non-Community 200
PACKERS BAY RAMP NRAS CA4500038 California Transient Non-Community 200
LAMMERSVILLE SCHOOL CA3901019 California Non-Transient Non-Community 200
RIVER HIGHLANDS CSD CA5800820 California Community 200
ST PATRICKS SEMINARY CA4100556 California Transient Non-Community 200
AMERICAN FOREST PRODUCTS CORP CA1000154 California Transient Non-Community 200
ALAMO #5 --OOB CA3301213 California Transient Non-Community 200
LNF-EAGLE LAKE CAMPGROUNDS CA1800601 California Transient Non-Community 200
PARADISE POINT MARINA CA3900768 California Transient Non-Community 200
BRAUN, HERBERT L & ASSOCIATES CA4200659 California Transient Non-Community 200
STOCKDALE MUTUAL WATER CO. CA1500349 California Community 200
DE RANCHO Y MOBILE VILLA WATER CA1500380 California Community 200
POMO CAMPGROUND CA2300629 California Transient Non-Community 200
THE VINEYARD HOUSE CA0900413 California Transient Non-Community 200
YOSEMITE WEST CA2203001 California Community 200
MOSKOWITE CORNERS CA2800637 California Transient Non-Community 200
KIDDER CREEK ORCHARD CAMP CA4700814 California Transient Non-Community 200
RONALD J HERRING CA4900837 California Transient Non-Community 200
WINE COUNTRY, INC. CA2801034 California Transient Non-Community 200
TITUS PARK SEE AMBLER PARK WS CA2701099 California Transient Non-Community 200
CALIFORNIA ARMY NATIONAL GUARD CA2710708 California Community 200
FOLSOM CITY CA3410114 California Community 200
TULARE INN CA5400685 California Community 200
EL PORTAL MOBILE ESTATES CA4900799 California Community 200
LA HONDA ELEMENTARY SCHOOL CA4100516 California Non-Transient Non-Community 200
USFS DEERLICH SPRINGS CAMPGROU CA5300141 California Transient Non-Community 200
MISSION UNION SCHOOL CA2700994 California Transient Non-Community 200
EMERALD COVE CAMP CA2000563 California Transient Non-Community 200
LOUIS A. STELZER COUNTY PARK CA3700011 California Transient Non-Community 200
CALIF CANNERS & GROWERS CA4300729 California Transient Non-Community 200