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
OAK AVE ELEMENTARY SCHOOL CA2702219 California Transient Non-Community 90
YOSEMITE VIEW LODGE CA2200041 California Transient Non-Community 90
CDF-HIDDEN FALLS CAMPGROUND CA5403025 California Transient Non-Community 90
ACTON CONSERVATION CAMP #11 CA1900904 California Non-Transient Non-Community 90
ENGLEWOOD INDUSTRIAL PARK CA1206015 California Non-Transient Non-Community 90
LAKEVIEW MARINA CA4500218 California Transient Non-Community 90
LAKE VIEW MUTUAL WATER CO. CA2300606 California Community 90
TRUE ORGANIC PRODUCTS CA1000584 California Non-Transient Non-Community 90
PATRICK'S CREEK CAMPGROUND CA0800667 California Transient Non-Community 90
SAN JOAQUIN WINE COMPANY CA2000920 California Non-Transient Non-Community 90
TULARCITOS MWC CA2701800 California Community 90
PORTERVILLE DRIVE IN CA5400973 California Transient Non-Community 90
BULL CREEK RES AND TRAILER CA1210309 California Transient Non-Community 90
RAMEY VINEYARDS CA4901417 California Transient Non-Community 90
R L BUTTON CA5700602 California Transient Non-Community 90
MC MAHON TRAILER PARK CA4600057 California Transient Non-Community 90
CLARK STREET COMMUNITY WELL CA1502056 California Community 90
OKI NURSERY INC CA3400291 California Transient Non-Community 90
STONESTREET WINERY CA4901259 California Non-Transient Non-Community 90
WEST COTTONWOOD APARTMENTS CA4500247 California Community 90
JO'S GALLEY CA4500176 California Transient Non-Community 90
DOUBLE R TRAILER PARK CA3301220 California Community 90
CSP CALIFORNIA STATE PARKS CA1910300 California Transient Non-Community 90
BUTERA FINER FOODS ELGIN IL3133686 California Transient Non-Community 90
ANOOSHVAN WATER SYSTEM CA1000002 California Community 90
MARY SMITH CAMPGROUND CA5301109 California Transient Non-Community 90
SADDLEBACK MUTUAL WATER CO. CA5200645 California Community 90
VINEYARD ESTATES MWC CA3500579 California Community 90
GAMBI WATER SYSTEM CA1200713 California Community 90
MENDOCINO PRESBYTERIAN CHURCH CA2301010 California Non-Transient Non-Community 90
OLD STAGE ROAD WATER SYSTEM 10 CA2701504 California Community 90
WESTSIDE SCHOOL CA1300578 California Non-Transient Non-Community 90
NIELSEN TRAILER PARK CA2700996 California Community 90
MR JOE FRANCE CA0706002 California Community 90
CARRY TRACT WATER ASSOC CA3000751 California Community 90
TWILIGHT MOBILE HOME PARK CA3400185 California Community 90
TOM KARSHNESKI CA5300127 California Community 90
CRESTMORE VILLAGE #2 CA1900149 California Community 90
AIRPORT INDUSTRIAL PARK CA4500274 California Non-Transient Non-Community 90
SUNNYGEM HULLING & SHELLING OPERATIONS CA1503578 California Transient Non-Community 90
EDWARD POZZI CA2700903 California Community 90
BLUE SPRUCE MOBILE HOME PARK CA4900789 California Community 90
WALSH ST WS #1 CA2700803 California Non-Transient Non-Community 90
KERN VALLEY PACKING COMPANY CA1502143 California Non-Transient Non-Community 90
PRUNEDALE PLAZA WS CA2701814 California Transient Non-Community 90
WOODEN SHOE VISALIA LLC CA5400963 California Community 90
ANZA PINES MOBILE HOME PARK CA3301018 California Community 90
L A COUNTY DETENTION CAMP NO 1 CA1900565 California Community 90
B K LIGHTING INC CA2000794 California Non-Transient Non-Community 90
BOOTLEGGER CA0400015 California Community 90