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
LOON LAKE CAMPGROUND CA0901230 California Transient Non-Community 125
OAK RUN ELEMENTARY SCHOOL CA4500190 California Non-Transient Non-Community 125
GROVER LANDSCAPE WATER SYSTEM CA5000580 California Non-Transient Non-Community 125
LINDY'S LANDING CA5400537 California Community 125
USPHS-WEST COCOPAH RESERVATION AZ0416703 California Community 125
SPANISH LAKES MUTUAL WATER CO CA4000789 California Community 125
PG & E CA2400002 California Transient Non-Community 125
URSI S PLACE (CAFE) CA2000634 California Transient Non-Community 125
TWIN RIDGES GRIZZLY HILL SCHOOL CA2900578 California Non-Transient Non-Community 125
MOUNTAIN CREEK SCHOOL CA0900309 California Non-Transient Non-Community 125
CONTRA COSTA DISTRICT FAIR CA0707516 California Transient Non-Community 125
GIUMARRA VINEYARDS CAMP 3 & 4 CA5400762 California Transient Non-Community 125
OLLIE FRAZIER CA1100547 California Transient Non-Community 125
KANAWHA VILLAGE MHP CA1100509 California Community 125
MALAKOFF DIGGINS SHP CA2910300 California Transient Non-Community 125
DUNKARD BRETHREN CHURCH CA5000472 California Transient Non-Community 125
MERCED OUTBOARD CLUB CA0500045 California Transient Non-Community 125
RAILROAD FLAT ELEMENTARY CA0500042 California Non-Transient Non-Community 125
TREEHOUSE CALIFORNIA ALMONDS LLC CA5403139 California Non-Transient Non-Community 125
Bear Creek Housing Community CA2400152 California Community 125
RIVER CREEK GOLF CLUB CA2000824 California Transient Non-Community 125
YUBA RIVER MOULDING & MILLWORK CA5800573 California Transient Non-Community 125
HARRIS FARMS INC/CAMP C CA1000090 California Transient Non-Community 125
OFFICES AT PENNINGTON POINT NJ1106375 California Non-Transient Non-Community 125
PORT SAN LUIS HARBOR DISTRICT CA4000800 California Non-Transient Non-Community 125
LABORERS TRAINING AND RETRAINI CA0707635 California Transient Non-Community 125
LITTLE BASIN CAMPGROUND CA4400703 California Transient Non-Community 125
BEAR RIVER GROUP CAMPGROUND CA0300034 California Transient Non-Community 125
QUAIL LAKE COMMUNITY CHURCH CA1000614 California Transient Non-Community 125
FULDA FLAT CAMP CA3107316 California Transient Non-Community 125
LEGACY PACKING AND COLD STORAGE CA5403080 California Non-Transient Non-Community 125
Los Molinos Elementary School CA5200601 California Non-Transient Non-Community 125
SIERRA FAMILY MEDICAL CLINIC CA2900330 California Non-Transient Non-Community 125
PALM VISTA MOBILE HOME PARK CA1500456 California Community 125
LAWLEY CONTRACTING CA1009040 California Transient Non-Community 125
JARVIS MUTUAL WATER SYSTEM CA4400611 California Community 125
RIVER REFLECTIONS RV & CAMPGROUND CA0400111 California Transient Non-Community 125
LAKE FULMOR - USFS CA3301902 California Transient Non-Community 125
J LOHR WINERY CA4000864 California Non-Transient Non-Community 125
COPPER RIVER COUNTRY CLUB CA1000496 California Non-Transient Non-Community 125
TULLY ROAD MISSIONARY CA5000171 California Transient Non-Community 125
FRESH SELECT, LLC CA5403215 California Non-Transient Non-Community 125
SUN GARDEN PACKING COMPANY CA4300819 California Transient Non-Community 125
FMC CORPORATION CA1000358 California Non-Transient Non-Community 125
SNUG HARBOR RV LP CA4800561 California Community 125
SEQUOIA FOREST INDUSTRIES CA1000301 California Transient Non-Community 125
YES CHARTER ACADEMY CA5800006 California Non-Transient Non-Community 125
MOONSTONE BEACH TRINIDAD CA1200793 California Transient Non-Community 125
RED ROOSTER INN WATER SYSTEM CA5401027 California Transient Non-Community 125
MATSUDA'S BY GREEN ACRES, LLC CA3400453 California Non-Transient Non-Community 125