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
MOOSE LODGE 2096 CA3600554 California Transient Non-Community 278
LAKE SISKIYOU M.W.C. CA4700549 California Community 277
DEL ORO WC - BLACK BUTTE DISTRICT CA1100404 California Community 277
Riverview Mobile and RV Park 090600190 California Community 277
PRUNEDALE MWC CA2700702 California Community 277
KONOCTI SHORES CA1700592 California Community 277
WHEEL-ER INN TLR PARK-BIA CA3600369 California Community 277
SUNNYSIDE CONVALESCENT HOSP CA1000366 California Community 275
GLENHAVEN MOBILODGE CA3000762 California Community 275
DRISCOLL STRAWBERRY CA2400225 California Transient Non-Community 275
PYTHIAN YOUTH CAMP CA5400895 California Transient Non-Community 275
BEAVER RUN MOBILE HOME PARK MD0090222 California Community 275
IDYLLWILD ARTS FOUNDATION CA3303081 California Non-Transient Non-Community 275
GOLD COUNTRY BAPTIST CHURCH CA0900108 California Transient Non-Community 275
WILLOW SPRINGS MOBILE HOME PARK CA1500542 California Community 275
NATIONWIDE INSURANCE CO WATER CA5402062 California Transient Non-Community 275
MT GEORGE SCHOOL CA2800627 California Transient Non-Community 275
MASONITE CORPORATION CA2300841 California Non-Transient Non-Community 275
CALIF PARKS & RECREATION CA1200562 California Transient Non-Community 275
PIONEER ELEMENTRARY SCHOOL CA3200077 California Non-Transient Non-Community 275
MAPACHE TRAILER PARK CA3900661 California Community 275
CALTRANS-SHINGLETOWN SRRA CA4500289 California Transient Non-Community 275
GOLDEN FEATHER MHP CA0400030 California Community 275
SUN PACIFIC SHIPPERS - DELANO CA1504008 California Non-Transient Non-Community 275
CSP-MENDOCINO HEADLANDS - FORD HOUSE CA2310316 California Transient Non-Community 275
FISH TAIL INN CA5305504 California Transient Non-Community 274
FCWWD 18/MIRA BELLA CA1010062 California Community 274
SHASTA CSA - SUGARLOAF, #2 CA4500006 California Community 274
THORNTON WATER SYSTEM ST BCH CA4110300 California Transient Non-Community 273
PEDRAZZI MWC CA2701364 California Community 273
MERCED COUNTY SHERIFF'S CA2400130 California Community 273
MANCHESTER BEACH KOA CA2300642 California Transient Non-Community 273
WALDEN WEST CA4300764 California Transient Non-Community 273
NORTH KERN GOLF COURSE CA1502323 California Transient Non-Community 273
HAVASU PALMS INC-BIA CA3600373 California Community 273
RIVERKERN MUTUAL WATER COMPANY CA1500251 California Community 272
LAKE ELIZABETH MUTUAL WATER CO CA1900697 California Community 272
CSP - BODIE SHP CA2610300 California Transient Non-Community 271
CLAY JOINT ELEMENTARY SCHOOL CA1000315 California Non-Transient Non-Community 271
TIMBER COVE COUNTY WATER DISTRICT CA4900584 California Community 271
HOOD WATER MAINTENCE DIST [SWS] CA3400101 California Community 271
ARPS TRAILER PARK CA1300536 California Community 270
NORTH MUROC MUTUAL WATER COMPANY CA1500290 California Community 270
MCHA LOS BANOS CENTER - CLOSED CA2400108 California Community 270
LAETITIA VINEYARD & WINERY INC CA4000221 California Non-Transient Non-Community 270
H E RAMEY PRES/W HART MAIN CA3000605 California Community 270
LIBERTY SCHOOL CA5400815 California Non-Transient Non-Community 270
SYCAMORE FLAT C G CA1000133 California Transient Non-Community 270
OAKRIDGE WATER COMPANY CA4300564 California Community 270
ALPINE MEATS INC CA3901080 California Non-Transient Non-Community 270