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 |
|---|---|---|---|---|
| MERCADO CAMP WATER SYSTEM | CA2701901 | California | Community | 100 |
| LOS CARNEROS INVESTMENT,LTD | CA4200708 | California | Non-Transient Non-Community | 100 |
| COUGLASS SCHOOL CAMP | CA2701333 | California | Transient Non-Community | 100 |
| CA DEPT OF TRANSPORTATION | CA2701317 | California | Transient Non-Community | 100 |
| GAVIOTA VILLAGE | CA4200517 | California | Transient Non-Community | 100 |
| EAGLE LAKE MARINA | CA1800598 | California | Transient Non-Community | 100 |
| LUCIA FOUNTAIN | CA2701316 | California | Transient Non-Community | 100 |
| MONTECITO SHOPPING CENTER | CA4900761 | California | Transient Non-Community | 100 |
| APPLEGATE PARK | CA3107069 | California | Transient Non-Community | 100 |
| FORMER NESTLE USA INC FACILITY | CA3900794 | California | Non-Transient Non-Community | 100 |
| B & W RESORT MARINA | CA3400103 | California | Community | 100 |
| GOLDSMITH SEEDS, INC. | CA4300958 | California | Non-Transient Non-Community | 100 |
| HASTINGS ISLAND HUNTING PRESERVE | CA4800612 | California | Transient Non-Community | 100 |
| Altamura Winery | CA2801072 | California | Transient Non-Community | 100 |
| MARYSVILLE KOREAN METHODIST CHURCH | CA5103306 | California | Transient Non-Community | 100 |
| CLOVERDALE CAMPGROUND | CA4900686 | California | Transient Non-Community | 100 |
| MT. GEORGE ESTATES | CA2801081 | California | Transient Non-Community | 100 |
| 41 MILESTONE TRACT | CA0901311 | California | Transient Non-Community | 100 |
| GLENNVILLE MUTUAL WATER COMPANY | CA1503536 | California | Community | 100 |
| YOSEMITE TRAILER PARK | CA1000336 | California | Community | 100 |
| LORD ELLIS DRINKING FOUNTAIN | CA1200756 | California | Transient Non-Community | 100 |
| USFS-JACKSON FLATS V-2-1 | CA1900512 | California | Transient Non-Community | 100 |
| THERMAL MUTUAL WATER COMPANY | CA3301276 | California | Community | 100 |
| THE FAREWAY STORE VENDING | IL3151050 | California | Transient Non-Community | 100 |
| CAMP VERDE STORE | CA3301101 | California | Transient Non-Community | 100 |
| SURE FRESH PRODUCE | CA4200832 | California | Non-Transient Non-Community | 100 |
| FEATHER RIVER REC & PARKS | CA0400084 | California | Transient Non-Community | 100 |
| ALAMO RESTAURANT | CA2500518 | California | Transient Non-Community | 100 |
| PORT SONOMA MARINA | CA4900872 | California | Transient Non-Community | 100 |
| SONOMA CREEK WINERY | CA4901134 | California | Transient Non-Community | 100 |
| SCHRAMEL WATER SYSTEM | CA3200215 | California | Non-Transient Non-Community | 100 |
| HAPPY APPLE KITCHEN WATER | CA2900542 | California | Transient Non-Community | 100 |
| FOLETTA RD WS #01**CLOSED** | CA2701057 | California | Transient Non-Community | 100 |
| SANTA CLARA COUNTY PEACE | CA4300765 | California | Transient Non-Community | 100 |
| PILOT ROCK CONSERVATION CAMP | CA0000118 | California | Community | 100 |
| MIRASSOU VINEYARDS | CA4300768 | California | Non-Transient Non-Community | 100 |
| BROOKSIDE MOBILEHOME PARK | CA4500292 | California | Community | 100 |
| SOUTHWEST MHP | OK3001615 | California | Community | 100 |
| JUBILEE CHAPEL | CA1502576 | California | Transient Non-Community | 100 |
| CAMP RENWICKIUP | CA4300778 | California | Transient Non-Community | 100 |
| ALPINE INN & SPA | CA0900576 | California | Transient Non-Community | 100 |
| ANGELS ARM WATER PLANT | CA0500101 | California | Transient Non-Community | 100 |
| USFS BIG TUJUNGA STATION | CA1900700 | California | Transient Non-Community | 100 |
| BAR 49 RANCH | CA2800571 | California | Transient Non-Community | 100 |
| RANCHO DE LA FUENTE | CA1700723 | California | Transient Non-Community | 100 |
| COUNTRYSIDE LIQUORS & GAS | CA3901046 | California | Transient Non-Community | 100 |
| DUFFY'S NAPA VALLEY REHAB | CA2800587 | California | Transient Non-Community | 100 |
| EL CID MEXICAN CUISINE | CA2000577 | California | Transient Non-Community | 100 |
| VISTA POINT DRINKING FOUNTAIN | CA4500282 | California | Transient Non-Community | 100 |
| ROUND HILL WINERY | CA2801035 | California | Non-Transient Non-Community | 100 |