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.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| CALIFORNIA HIGHWAY PATROL | CA4900805 | California | Transient Non-Community | 75 |
| JOHN VAN RUITEN | CA3000603 | California | Community | 75 |
| CAYMUS CORDELIA WINERY | CA4810038 | California | Non-Transient Non-Community | 75 |
| WRIGHTS LAKE CAMPGROUND | CA0901248 | California | Transient Non-Community | 75 |
| OLANCHA MOBIL MART | CA1410010 | California | Transient Non-Community | 75 |
| GOLF CLUB AT RODDY RANCH | CA0706101 | California | Transient Non-Community | 75 |
| CODY S | CA5400999 | California | Transient Non-Community | 75 |
| WHITE SULPHUR SPRINGS RESORT | CA2801054 | California | Transient Non-Community | 75 |
| TNF-LITTLE TRUCKEE WS | CA4600071 | California | Transient Non-Community | 75 |
| DOLLAR GENERAL STORE #22951 | GA0810069 | California | Transient Non-Community | 75 |
| SAN MARCOS CHRISTIAN CAMP | CA4200644 | California | Transient Non-Community | 75 |
| MT ST HELENA HI-WAY SPRING | CA2800675 | California | Transient Non-Community | 75 |
| CRUISER HAVEN MARINA | CA0706018 | California | Transient Non-Community | 75 |
| COOMBS RANCH CAMPGROUND | CA2800716 | California | Transient Non-Community | 75 |
| St. Andrews Winery | CA2801044 | California | Transient Non-Community | 75 |
| RIVERSIDE MOBILEHOME PARK - INACTIVE | CA4000597 | California | Community | 75 |
| WRIGHTS CORNER | CA2800560 | California | Transient Non-Community | 75 |
| GAS N GRAB | CA5403090 | California | Transient Non-Community | 75 |
| MD 58 SIERRA HIGHLANDS | CA2000865 | California | Community | 75 |
| LA CREMA WINERY | CA4901232 | California | Non-Transient Non-Community | 75 |
| JEWEL FOOD STORE S LAGRANGE FRANKFORT | IL3129031 | California | Transient Non-Community | 75 |
| MCCALL AND KINGS CANYON PLAZA | CA1000661 | California | Transient Non-Community | 75 |
| DUTTON RANCH CORPORATION | CA4901384 | California | Transient Non-Community | 75 |
| LOST LUIGI'S PIZZA | CA2902340 | California | Transient Non-Community | 75 |
| WEST WATER COMPANY | CA4900606 | California | Community | 75 |
| DORIS FEE | CA2701291 | California | Transient Non-Community | 75 |
| CSP - MT TAM EAST PEAK SYSTEM | CA2110305 | California | Transient Non-Community | 75 |
| JOLLY GIANT FLEA MARKET | CA4500213 | California | Non-Transient Non-Community | 75 |
| WEST FIELD COMMUNITY | CA4900855 | California | Community | 75 |
| CENTER OF EFFORT WINERY | CA4000831 | California | Transient Non-Community | 75 |
| ATLAS PEAK GRILL | CA2800730 | California | Transient Non-Community | 75 |
| VALLEY VIEW SCHOOL | CA3100076 | California | Non-Transient Non-Community | 75 |
| RANCHERIA WATER & IMPRMNT ASSN | CA1000067 | California | Transient Non-Community | 75 |
| VENTURA YMCA | CA1502220 | California | Transient Non-Community | 75 |
| ARROWHEAD RANCH WS | CA2702072 | California | Community | 75 |
| WALKER LAKE APARTMENTS | NV0000302 | California | Community | 75 |
| CALIFORNIA DIVISION OF | CA5400899 | California | Transient Non-Community | 75 |
| BRIDGEHEAD CAFE | CA0707570 | California | Transient Non-Community | 75 |
| CLEVELAND CORRAL REST AREA | CA0901223 | California | Transient Non-Community | 75 |
| EL SANCHO WATER SYSTEM | CA3107336 | California | Transient Non-Community | 75 |
| AURORA MOBILE HOME PARK | CA3100049 | California | Community | 75 |
| YERBA BUENA WATER COMPANY | CA5602121 | California | Community | 75 |
| SIERRA VALLEY SUN INC | CA2000858 | California | Transient Non-Community | 75 |
| SISKIYOU FOREST PRODUCTS | CA4500035 | California | Non-Transient Non-Community | 75 |
| WEST POINT CAMPGROUND | CA0900121 | California | Transient Non-Community | 75 |
| ROYAL GORGE NORDIC SKI CENTER | CA2900598 | California | Transient Non-Community | 75 |
| FIR TRACT WATER ASSOC. | CA0900520 | California | Transient Non-Community | 75 |
| BIG VALLEY LUMBER | CA1800604 | California | Non-Transient Non-Community | 75 |
| ALAMEDA FROZEN FOODS | CA2701194 | California | Non-Transient Non-Community | 75 |
| JET PLASTICA INDUSTRIES | CA1000351 | California | Non-Transient Non-Community | 75 |