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
PUBLIC HEALTH CLINIC BUILDINGS CA4901159 California Non-Transient Non-Community 200
U.S. ARMY CORPS-LAKE MENDO (MARINA SITE) CA2300855 California Transient Non-Community 200
HANSEN, GORDON TRAINING STABLE CA2800668 California Transient Non-Community 200
JOHNNY QUIK STORE #143 CA1503091 California Transient Non-Community 200
CHURCH OF CHRIST CA4200650 California Transient Non-Community 200
LAKE CALIFORNIA POA R.V. PARK CA5200618 California Transient Non-Community 200
TAHOE CITY PUD - TIMBERLAND CA3100029 California Community 200
CHOWCHILLA AUCTION YARD CA2000639 California Transient Non-Community 200
BANTA ELEMENTARY SCHOOL CA3901014 California Non-Transient Non-Community 200
MARIPOSA PINES MUTUAL WATER CO CA2205014 California Community 200
THE CHURCH OF GOD - SALINAS WS CA2702199 California Transient Non-Community 200
CAMP HI SIERRA CA5500143 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
ALAMO #5 --OOB CA3301213 California Transient Non-Community 200
DOMINICAN COLLEGE CA2100572 California Non-Transient Non-Community 200
FRESNO SOUTH JEHOVAH WITNESSES CA1000552 California Transient Non-Community 200
BRUNS MEMORIAL AMPHITHEATER CA0707901 California Transient Non-Community 200
SILVERADO PINES MOBILEHOME CA2801040 California Community 200
CHARLES WEST CA1502387 California Transient Non-Community 200
YOSEMITE NPS-ARCH ROCK CA2210516 California Transient Non-Community 200
BUCKS LAKESHORE RESORT CA3200072 California Transient Non-Community 200
TURTLE ROCK RANCH CA0707619 California 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
LA HONDA ELEMENTARY SCHOOL CA4100516 California Non-Transient Non-Community 200
CALIFORNIA PORTLAND CEMENT CA1502034 California Non-Transient Non-Community 200
CALIF CANNERS & GROWERS CA4300729 California Transient Non-Community 200
SLOUGHHOUSE INN CA3400376 California Transient Non-Community 200
NORWALK MOBILE LODGE CA1900536 California Transient Non-Community 200
SULPHER SPRINGS SCHOOL CA1900546 California Transient Non-Community 200
MANON MANOR MUTUAL WATER COMPANY CA1500535 California Community 200
BELL WINE CELLARS CA2800071 California Transient Non-Community 200