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
BIG WHEEL MOBILE HOME PARK CA3900637 California Community 120
INGLET'S MOBILE HOME PARK CA5000276 California Community 120
CYPRESS TRAIL SUBDIVISION FL1324232 California Transient Non-Community 120
LAUREN'S CA2300957 California Transient Non-Community 120
OAK HAVEN ASSOCIATION CA3301528 California Community 120
RIDEOUT SCHOOL CA3103287 California Non-Transient Non-Community 120
GARRAPATA WATER SYSTEM CA2701385 California Community 120
HEPSEDAM MUTUAL CA3504502 California Community 120
NORTH DOS PALOS WATER DISTRICT CA2410016 California Community 120
O ME-NOOK MAINTENANCE AND OPERATION CA0800649 California Non-Transient Non-Community 120
SLATE MOUNTAIN CA5400939 California Transient Non-Community 120
LAS PALMAS MOBILE HOME PARK CA0800700 California Community 120
MURRIETA MOBILE HOME PARK CA3301451 California Community 120
KINGS CANYON MOBILE HOME PARK CA1000267 California Community 120
LONGVIEW MENNONITE SCHOOL CA2400122 California Non-Transient Non-Community 120
COTTONWOOD GROVE MOBILE HOME CA5000078 California Community 120
SIERRA PACIFIC LUMBER MILL CA4500175 California Transient Non-Community 120
SIERRA COLLEGE CA3100059 California Community 120
USFS/JACKASS MEADOW CAMPGROUND CA1000489 California Transient Non-Community 120
DOLAN RD MWC CA2700548 California Community 120
SAN MARCOS MUTUAL WATER COMPANY CA4200580 California Community 120
MONTEREY BOTANICALS WS CA2701144 California Non-Transient Non-Community 120
CDF-PARLIN FORK CONSERVATION CAMP CA2310800 California Non-Transient Non-Community 120
LAKEVIEW RANCHOS MUTUAL WATER COMPANY CA1500525 California Community 120
SPECKMAN, HERB FARMS 39-78 CA3901383 California Transient Non-Community 120
GAS N SAVE CA0706059 California Transient Non-Community 120
CHURCH OF THE REDEEMER CA1000457 California Transient Non-Community 120
SHERMAN ACRES MUTUAL WATER ASN CA0500028 California Transient Non-Community 120
NEW AUBERRY WATER ASSOCIATION CA1000063 California Community 120
INSTITUTE OF MENTAL PHYSICS CA3600768 California Transient Non-Community 120
ANTELOPE ELEMENTARY SCHOOL 2 CA2600569 California Transient Non-Community 120
FLOODGATE WATER SYSTEM CA2300903 California Transient Non-Community 120
CAL FIRE-DEVIL'S GARDEN CAMP CA2510800 California Non-Transient Non-Community 120
NUESTRO SCHOOL CA5100142 California Non-Transient Non-Community 120
ECHO LAKE CAMP CA0900650 California Transient Non-Community 120
IGO INN CA4500312 California Transient Non-Community 120
ST PHILLIP APOSTLE CHURCH CA1502250 California Transient Non-Community 120
BLUFFS WS CA2701740 California Community 120
FISHERMAN'S BEND MHP CA5000058 California Community 120
AMBERWOOD ESTATES, LLC CA4500200 California Community 120
CSP - MARCONI CONFERENCE CENTER CA2110304 California Transient Non-Community 120
MILLERS HILL SCHOOL CA0900210 California Non-Transient Non-Community 120
VENTURA COASTAL, LLC - VISALIA DIVISION CA5401082 California Non-Transient Non-Community 120
GOLDEN STATE WATER DESERT VIEW CA3600279 California Community 120
LUNA TRATTORIA CA2301009 California Transient Non-Community 120
TWIN RIDGES OAK TREE SCHOOL CA2900593 California Non-Transient Non-Community 120
SEVEN GRANTS CA3400411 California Transient Non-Community 120
PEDRICK PRODUCE CA4800818 California Transient Non-Community 120
LODI USD-TURNER ACADEMY CA3901032 California Non-Transient Non-Community 120
SUGAR PINE HOMEOWNERS ASSOC CA2000533 California Community 120