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
HANSEN, GORDON TRAINING STABLE CA2800668 California Transient Non-Community 200
KINGS OUTREACH BOYS RANCH CA1600285 California Community 200
EL ADOBE POA, INC. CA1500493 California Community 200
ST PATRICKS SEMINARY CA4100556 California Transient Non-Community 200
BANTA ELEMENTARY SCHOOL CA3901014 California Non-Transient Non-Community 200
LAS POSITAS MUTUAL WATER COMPANY CA4200572 California Community 200
MACCALLUM HOUSE INN CA2300740 California Transient Non-Community 200
EMERALD COVE CAMP CA2000563 California Transient Non-Community 200
ALEXANDER VALLEY UNION SCHOOL DISTRICT CA4900704 California Non-Transient Non-Community 200
YOSEMITE NPS-ARCH ROCK CA2210516 California Transient Non-Community 200
THE MAPLES CA5700754 California Non-Transient Non-Community 200
WEST FRESNO ELEMENTARY SCHOOL CA1000218 California Non-Transient Non-Community 200
NORTHERN TRUCK INC. CA0600045 California Transient Non-Community 200
N C CONNER CA1009119 California Transient Non-Community 200
N C CONNER CA1009118 California Transient Non-Community 200
EARLIMART ELEMENTARY SCHOOL CA5400789 California Non-Transient Non-Community 200
TREES OF MYSTERY CA0800608 California Transient Non-Community 200
PINE ACRES RESORT CA0300056 California Transient Non-Community 200
NORWALK MOBILE LODGE CA1900536 California Transient Non-Community 200
USA PETRO SUPER STOP CA5403011 California Transient Non-Community 200
ORANGE KING DRIVE INN CA2000610 California Transient Non-Community 200
CENTERFOLD THE CA0409186 California Non-Transient Non-Community 200
VACA MOUNTAIN SPRING WATER CA4800790 California Transient Non-Community 200
BERMITE DIVISION CA1900028 California Transient Non-Community 200
COUNTRY JUNCTION DELI CA0706031 California Transient Non-Community 200
CHOWCHILLA AUCTION YARD CA2000639 California Transient Non-Community 200
NO. CONGREGATION JEHOVAHS WITN CA0900101 California Transient Non-Community 200
MAJESTIC TOWNSGATE WATER SYSTEM CA4200718 California Non-Transient Non-Community 200
LIVE OAK WALDORF SCHOOL CA3100072 California Non-Transient Non-Community 200
REEL IN RESORT CA1700604 California Transient Non-Community 200
EXTRA MART CA2000834 California Transient Non-Community 200
TNF-CAL-IDA WELL CA4600064 California Transient Non-Community 200
A & M LIVESTOCK AUCTION CA1600282 California Transient Non-Community 200
TITUS PARK SEE AMBLER PARK WS CA2701099 California Transient Non-Community 200
HARMONY FARMS EVENT CENTER CA3301175 California Transient Non-Community 200
Ridgewood Acres C.S.D. CA0300023 California Community 200
RIVERSIDE RV PARK CA0800636 California Transient Non-Community 200
BRUCE CLARK WATER SYSTEM CA2600613 California Community 200
HENRY COE PARK LOST SPRING CA4310304 California Transient Non-Community 200
FRANKLIN SCHOOL CA2400086 California Transient Non-Community 200
FRED'S CAMP CA2700955 California Community 200
MARTIN S MEAT PROCESSING CA1600289 California Transient Non-Community 200
SILVER SKILLET RESTAURANT CA3400225 California Non-Transient Non-Community 200
EUSD-VAN ALLEN SCHOOL CA3901167 California Non-Transient Non-Community 200
BLACK OAK FACILITY CA2300858 California Transient Non-Community 200
MARIPOSA PINES MUTUAL WATER CO CA2205014 California Community 200
HINDU TEMPLE OF FRESNO CA1000500 California Transient Non-Community 200
CAMP SHELLY CA0900505 California Transient Non-Community 200
WHISKEY SLOUGH HARBOR CA3900807 California Transient Non-Community 200
RAFAEL GUERRA, PRINCIPAL CA5400786 California Transient Non-Community 200