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.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| BOY SCOUTS OF AMERICA-CAMP LASSEN | CA0400142 | California | Transient Non-Community | 200 |
| UNITED TRAVEL PLAZA | CA5700741 | California | Transient Non-Community | 200 |
| BATTH DEHYDRATOR | CA1000465 | California | Non-Transient Non-Community | 200 |
| EUSD-VAN ALLEN SCHOOL | CA3901167 | California | Non-Transient Non-Community | 200 |
| RONALD J HERRING | CA4900837 | California | Transient Non-Community | 200 |
| BLACK OAK FACILITY | CA2300858 | California | Transient Non-Community | 200 |
| MARIPOSA PINES MUTUAL WATER CO | CA2205014 | California | Community | 200 |
| HINDU TEMPLE OF FRESNO | CA1000500 | California | Transient Non-Community | 200 |
| CAMP SHELLY | CA0900505 | California | Transient Non-Community | 200 |
| WHISKEY SLOUGH HARBOR | CA3900807 | California | Transient Non-Community | 200 |
| SILVER SKILLET RESTAURANT | CA3400225 | California | Non-Transient Non-Community | 200 |
| ALAMO #5 --OOB | CA3301213 | California | Transient Non-Community | 200 |
| AQUAPURE | CA3107313 | California | Non-Transient Non-Community | 200 |
| MARK WEST SCHOOL | CA4900866 | California | Transient Non-Community | 200 |
| ART COLE WATER COMPANY | CA3100569 | California | Community | 200 |
| RAFAEL GUERRA, PRINCIPAL | CA5400786 | California | Transient Non-Community | 200 |
| CALIFIA FARMS WATER SYSTEM | CA1503685 | California | Non-Transient Non-Community | 200 |
| GRIZZLY ROCK CAFE | CA5000400 | California | Transient Non-Community | 199 |
| STERLING MUTUAL WATER COMPANY | CA1910158 | California | Community | 198 |
| CRAZZY'S WASEWAGAN CAMP | CA3600770 | California | Transient Non-Community | 198 |
| SIERRA TRAILS LODGE | CA1500467 | California | Community | 198 |
| ALPINE VILLAGE | CA3301491 | California | Community | 198 |
| WESTERN SKIES MOBILE HOME PARK | CA1900541 | California | Community | 198 |
| COLONIAL OAK WC INC | CA2700534 | California | Community | 198 |
| CHINA LAKE ACRES MUTUAL WATER COMPANY | CA1500563 | California | Community | 198 |
| LONG VALLEY CHARTER SCHOOL | CA1800576 | California | Non-Transient Non-Community | 196 |
| LEE HARRISON | CA1009264 | California | Community | 196 |
| STONEGATE MOBILE HOME PARK | CA4900795 | California | Community | 196 |
| USFWS SAN LUIS NWR COMPLEX | CA2410021 | California | Non-Transient Non-Community | 196 |
| U.S.F.S. | CA5500135 | California | Transient Non-Community | 196 |
| FCWWD 40 - SHAVER SPRINGS | CA1000042 | California | Community | 196 |
| SATICOY COUNTRY CLUB-CITY OF VENTURA | CA5602140 | California | Community | 196 |
| REEDS CREEK SCHOOL | CA5200540 | California | Non-Transient Non-Community | 196 |
| RIDGEWOOD MOBILE HOME PARK | CO0130676 | California | Community | 196 |
| TID/ LA GRANGE WATER SYSTEM | CA5000010 | California | Community | 195 |
| SILVER DOLLAR FAIRGROUNDS | CA0405003 | California | Non-Transient Non-Community | 195 |
| HITCHIN LUCERNE INC | CA3601106 | California | Non-Transient Non-Community | 195 |
| ALLEN ROAD MUTUAL WATER SYSTEM | CA1500483 | California | Community | 195 |
| SUGAR PINE RV PARK | CA5500215 | California | Transient Non-Community | 195 |
| WOODSIDE MUTUAL | CA4100546 | California | Community | 195 |
| FORT HUMBOLDT | CA1210302 | California | Transient Non-Community | 195 |
| ALPINE ACRES MUTUAL WATER CO | CA5500041 | California | Community | 195 |
| KLAMATH COVE RV PARK | CA0800633 | California | Transient Non-Community | 194 |
| CYPRESS ACRES WATER ASSOCIATIO | CA3000853 | California | Community | 194 |
| WATER'S EDGE CONDOMINIUMS | CA0900563 | California | Transient Non-Community | 193 |
| PALOMAR MOUNTAIN MUTUAL WATER CO. | CA3700933 | California | Community | 193 |
| VENTANA BIG SUR INN WS | CA2702328 | California | Community | 193 |
| ROARING CAMP RAILROAD INC | CA4400825 | California | Transient Non-Community | 193 |
| MPWD-COULTERVILLE CSA 1 | CA2210901 | California | Community | 193 |
| PESCADERO HIGH SCHOOL | CA4100513 | California | Non-Transient Non-Community | 192 |