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
GUNDLACH BUNDSCHU WINERY CA4901018 California Non-Transient Non-Community 106
INTERNATIONAL PAPER - EXETER BULK CA5403121 California Non-Transient Non-Community 106
KINGS RIVER ESTATES MUTUAL WATER COMPANY CA5400536 California Community 106
PARADISE MOBILE ESTATES CA3600399 California Community 106
FCSA 01 - TAMARACK CA1000020 California Transient Non-Community 106
LINNS VALLEY SCHOOL CA1502163 California Non-Transient Non-Community 106
PASO ROBLES RV RANCH CA4000790 California Transient Non-Community 105
ANABA WINERY CA4901361 California Transient Non-Community 105
HELM SCHOOL CA1000186 California Community 105
HANDISTOP MARKET CA1000619 California Transient Non-Community 105
TRAIL'S END CA0800535 California Transient Non-Community 105
OAK HEIGHTS W & R CO INC CA2700665 California Community 105
SCHEID VINEYARD WS CA2702539 California Non-Transient Non-Community 105
SARAH TOTTEN CAMPGROUND CA4700611 California Transient Non-Community 105
VARIAN RANCH MUTUAL WATER CA4000765 California Community 105
SAGE MOTEL CA1502248 California Transient Non-Community 105
YOSEMITE HIGHLANDS WATER CO CA5500084 California Community 105
COVE MOBILE VILLA CA4700626 California Community 105
BEACHCOMBER RESORT CA0900552 California Transient Non-Community 105
NORTHGATE MUTUAL WATER CA0707587 California Community 105
MUSD-DISTRICT OFFICE CA3901210 California Non-Transient Non-Community 105
MORADA ACRES WATER SYSTEM CA3900512 California Community 105
GREEN ACRE SCHOOL CHILD CARE CA5700580 California Transient Non-Community 105
MONO VISTA RANCH MHP CA5500124 California Community 105
JACKASS SPRINGS CAMPGROUND CA5301207 California Transient Non-Community 105
ST. CLAIR RANCHOS MUTUAL WATER CO. CA1500507 California Community 105
PALM GAS MART CA3303064 California Transient Non-Community 105
PG&E DAM SITE EXPANSION HAND PUMP CA0202553 California Transient Non-Community 105
ASPEN GROVE MOBILE HOME PARK CO0121123 California Community 105
MCWANE PLANT AND INDUSTRIAL, LLC CA5402046 California Non-Transient Non-Community 105
RAU DAIRY CA1009120 California Community 105
CLEAR CREEK OUTDOOR EDUCATION CENTER CA1900527 California Transient Non-Community 105
DESERET FARMS OF CALIFORNIA CA5700564 California Transient Non-Community 105
EBRPD BAY POINT REGIONAL SHORELINE CA0708000 California Transient Non-Community 105
PACIFICA RIVER OAKS LLC FL6270766 California Non-Transient Non-Community 105
CSP - TULE ELK CA1510302 California Transient Non-Community 105
JACKASS SPRINGS CAMPGROUND CA5300086 California Transient Non-Community 105
SHILOH SCHOOL DISTRICT CA5000295 California Non-Transient Non-Community 105
PORT OF CALL - WEST MI0040491 California Community 105
PACKWOOD SCHOOL CA5400850 California Non-Transient Non-Community 105
NICASIO RANCH LLC CA2100553 California Transient Non-Community 104
CAMP TRINIDAD RV RESORT CA1200728 California Transient Non-Community 104
NPS - HOLE IN THE WALL CAMPGROUND CA3600321 California Transient Non-Community 104
CAMPBELL WATER SYSTEM CA1500490 California Community 104
BUREAU OF LAND MGT CA5300081 California Transient Non-Community 104
HICKEY PARK CA1600265 California Transient Non-Community 104
IHS NOR CAL YOUTH TRMNT CTR(SACRED OAKS) CA5710013 California Non-Transient Non-Community 104
DINO MART 1 CA1000625 California Transient Non-Community 104
OAK DELL PARK CA4300603 California Community 104
PINYON CREST HOA CA3301511 California Community 104