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.

Clear
System Name PWSID State Type Population Served
LINNS VALLEY SCHOOL CA1502163 California Non-Transient Non-Community 106
HELM SCHOOL CA1000186 California Community 105
GREEN ACRE SCHOOL CHILD CARE CA5700580 California Transient Non-Community 105
TRAIL'S END CA0800535 California Transient Non-Community 105
RAU DAIRY CA1009120 California Community 105
MORADA ACRES WATER SYSTEM CA3900512 California Community 105
PALM GAS MART CA3303064 California Transient Non-Community 105
DESERET FARMS OF CALIFORNIA CA5700564 California Transient Non-Community 105
COVE MOBILE VILLA CA4700626 California Community 105
PG&E DAM SITE EXPANSION HAND PUMP CA0202553 California Transient Non-Community 105
YOSEMITE HIGHLANDS WATER CO CA5500084 California Community 105
PACIFICA RIVER OAKS LLC FL6270766 California Non-Transient Non-Community 105
VARIAN RANCH MUTUAL WATER CA4000765 California Community 105
ANABA WINERY CA4901361 California Transient Non-Community 105
PACKWOOD SCHOOL CA5400850 California Non-Transient Non-Community 105
SHILOH SCHOOL DISTRICT CA5000295 California Non-Transient Non-Community 105
CLEAR CREEK OUTDOOR EDUCATION CENTER CA1900527 California Transient Non-Community 105
JACKASS SPRINGS CAMPGROUND CA5301207 California Transient Non-Community 105
SARAH TOTTEN CAMPGROUND CA4700611 California Transient Non-Community 105
JACKASS SPRINGS CAMPGROUND CA5300086 California Transient Non-Community 105
MCWANE PLANT AND INDUSTRIAL, LLC CA5402046 California Non-Transient Non-Community 105
EBRPD BAY POINT REGIONAL SHORELINE CA0708000 California Transient Non-Community 105
MUSD-DISTRICT OFFICE CA3901210 California Non-Transient Non-Community 105
SAGE MOTEL CA1502248 California Transient Non-Community 105
CSP - TULE ELK CA1510302 California Transient Non-Community 105
ST. CLAIR RANCHOS MUTUAL WATER CO. CA1500507 California Community 105
NORTHGATE MUTUAL WATER CA0707587 California Community 105
OAK HEIGHTS W & R CO INC CA2700665 California Community 105
MONO VISTA RANCH MHP CA5500124 California Community 105
HANDISTOP MARKET CA1000619 California Transient Non-Community 105
SCHEID VINEYARD WS CA2702539 California Non-Transient Non-Community 105
PORT OF CALL - WEST MI0040491 California Community 105
ASPEN GROVE MOBILE HOME PARK CO0121123 California Community 105
BEACHCOMBER RESORT CA0900552 California Transient Non-Community 105
PASO ROBLES RV RANCH CA4000790 California Transient Non-Community 105
GUS RIEDINGER CA1000245 California Community 104
KINECTA FCU CA4200666 California Non-Transient Non-Community 104
MT BULLION CA7300318 California Community 104
EASTERN SIERRA TRI COUNTY FAIR CA1400136 California Transient Non-Community 104
PALMDALE MOBILE HOME PARK CA1900946 California Community 104
THE BRIDGEHOUSE CA4200919 California Transient Non-Community 104
SCE/BIG CREEK POWERHOUSE 1 CA1009111 California Community 104
LOWER LINE PERMITEES ASSOCIATI CA1000055 California Transient Non-Community 104
NICASIO RANCH LLC CA2100553 California Transient Non-Community 104
LODI LAKE MOBILE HOME PARK CA3900561 California Community 104
TAHOE TRAVEL INN CA0900623 California Transient Non-Community 104
IHS NOR CAL YOUTH TRMNT CTR(SACRED OAKS) CA5710013 California Non-Transient Non-Community 104
ELIM FOOLISH PLEASURE CA3301183 California Transient Non-Community 104
PINYON CREST HOA CA3301511 California Community 104
HICKEY PARK CA1600265 California Transient Non-Community 104