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
CANTUA CREEK VINEYARDS, IV, LLC. CA1009051 California Community 52
WILLOW CREEK CAMPGROUND CA5800920 California Transient Non-Community 52
LITTLE BURNT WATER ASSOC CA3600445 California Community 52
LITTLE BEAR CANYON MWIA CA3600444 California Community 52
LAKERIDGE CAMPING/BOATING RSRT CA1000261 California Transient Non-Community 52
PG&E COOL SPRINGS CG CA3200016 California Transient Non-Community 52
DOS PALOS Y AUCTION YARD CA2400058 California Transient Non-Community 52
U.S. ARMY CORPS-LAKE SONOMA HEADQUARTERS CA4910702 California Transient Non-Community 52
SALT CREEK RESORT LLC CA4500097 California Transient Non-Community 52
EVERGREEN MOBILE MANOR CA1502078 California Transient Non-Community 52
RIVER OAKS R.V.P. CA3500524 California Community 52
TRAVELHOME PARK CA5100515 California Community 52
THREE RIVERS CHEVRON CA5403071 California Transient Non-Community 52
GRACE COMMUNITY CHURCH WATER SYSTEM CA1503648 California Transient Non-Community 52
PG&E - PSEA CAMP BRITTON CA4500243 California Transient Non-Community 52
HUMMINGBIRD ENT CA2200008 California Transient Non-Community 52
DEAD OAK WATER ASSOC - FSSUP CA3600438 California Community 52
ECONOMY INN CA4300602 California Transient Non-Community 52
GRASSLAND PARK HOST WELL (OLD YOLO BOWME CA5700757 California Transient Non-Community 52
LOCH LOMOND REC AREA SANTA CRUZ WD CA4400912 California Transient Non-Community 52
TRAILS END MUTUAL WATER COMPANY CA3301682 California Community 52
PURPLE ORCHID RESORT SPA CA0105018 California Transient Non-Community 52
San Felipe Water System 090600115 California Community 52
WOODLAND MARKET COMPANY CA2204108 California Transient Non-Community 52
IRELAN S CA5403087 California Transient Non-Community 52
SIERRA SUPER STOP #3 CA2910504 California Transient Non-Community 51
GLACIER LODGE CA1400505 California Transient Non-Community 51
FRANCIS PROPERTY MANAGEMENT CA0400158 California Non-Transient Non-Community 51
VAN DUZEN RESORT CA1200577 California Community 51
COTTAGE SPRINGS WATER CO. CA0500016 California Transient Non-Community 51
ANTELOPE CENTER TRAILER PARK CA1900095 California Community 51
SEQUOIA MEADOW CHRISTIAN CAMP CA5400961 California Transient Non-Community 51
Ramon Zaragoza Water 090600036 California Community 51
RANCHO SECO NGS (SMUD) CA3400232 California Non-Transient Non-Community 51
VIRGINIA LAKES MUTUAL WATER CO. CA2600510 California Transient Non-Community 51
THE ANNE SIPPI CLINIC-RIVERSIDE RANCH CA1503509 California Community 51
OLD TIMERS MUTUAL CA1900153 California Transient Non-Community 51
ENSHER, ALEXANDER & BARSOOM LA CA3900809 California Transient Non-Community 51
USFS CHERRY VALLEY CAMPGD CA5500138 California Transient Non-Community 51
THE RIVERVIEW VENUE CA4500306 California Transient Non-Community 51
USFS-TOIYABE, CHAS NAPES BLDG CA2610408 California Transient Non-Community 51
LIVE OAK RECREATION AREA CA5102005 California Transient Non-Community 51
KONING WATER SYSTEM CA3301365 California Community 51
ELK COUNTRY RV RESORT AND CAMPGROUND CA1206013 California Transient Non-Community 51
OCCIDENTAL ARTS & ECOLOGY CENTER CA4901141 California Non-Transient Non-Community 51
COVIN WATER SYSTEM CA4901357 California Transient Non-Community 51
PIZZA ROUND UP CA5800887 California Transient Non-Community 51
KLAMATH RIVER RV PARK CA0800632 California Transient Non-Community 51
MT. OLIVE ORGANIC FARM CA4000848 California Transient Non-Community 51
BALLANTREE ESTATES WS CA2702235 California Community 51