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 |
|---|---|---|---|---|
| CAPEVIEW BAR | CA3100112 | California | Transient Non-Community | 1,000 |
| BARNSTORMER INN | CA3100110 | California | Transient Non-Community | 1,000 |
| CALTRANS CACTUS DESERT CENTER | CA3301077 | California | Transient Non-Community | 1,000 |
| CAL EXPO | CA3400110 | California | Transient Non-Community | 1,000 |
| OASIS DRINKING WATER | CA3301471 | California | Community | 1,000 |
| ECHO SUMMIT SKI RESORT | CA0900657 | California | Transient Non-Community | 1,000 |
| BAXTER CAMPGROUND ENTERPRISES | CA3100098 | California | Transient Non-Community | 1,000 |
| AMERICAN ADVENTURE | CA3301950 | California | Transient Non-Community | 1,000 |
| SOUTH SHORE RESORT | CA2800596 | California | Community | 1,000 |
| DE ANZA SPRINGS RESORT | CA3702703 | California | Transient Non-Community | 1,000 |
| SHERIFF'S POSSE GROUNDS | CA2700754 | California | Transient Non-Community | 1,000 |
| TULARE WESTERN HIGH SCHOOL | CA5400720 | California | Transient Non-Community | 1,000 |
| YOSEMITE NPS-BADGER PASS | CA2210513 | California | Transient Non-Community | 1,000 |
| PEACH TREE RANCH - BUSSELL RANCH INC. | CA1502677 | California | Transient Non-Community | 1,000 |
| DOLE BAKERSFIELD, INC. - RANCHO LOMA | CA1502718 | California | Non-Transient Non-Community | 1,000 |
| CAL-TRANS WILEY WELL REST STOP | CA3302018 | California | Transient Non-Community | 1,000 |
| CITY OF SACRAMENTO | CA3400338 | California | Transient Non-Community | 1,000 |
| NUGGET CAMPGROUND | CA0900204 | California | Transient Non-Community | 1,000 |
| PAUL MASSON CHATEAU | CA4300711 | California | Transient Non-Community | 1,000 |
| PONDEROSA BAR | CA3100042 | California | Transient Non-Community | 1,000 |
| VILLA MONTALVO | CA4300712 | California | Transient Non-Community | 1,000 |
| VALLEY VIEW YORKSHIRE PACKING COMPANY | CA4300727 | California | Non-Transient Non-Community | 1,000 |
| EASTON AUTHORITY JPA | CA1000221 | California | Non-Transient Non-Community | 1,000 |
| Santa Rosa Rancheria | 090600148 | California | Community | 1,000 |
| ANTELOPE VALLEY WATER CO | CA1510037 | California | Community | 1,000 |
| LOOMIS COMMUNITY PARK | CA3103247 | California | Transient Non-Community | 1,000 |
| RSM RESORT LLC | CA4200926 | California | Transient Non-Community | 1,000 |
| THE PUB WATER SYSTEM | CA0900216 | California | Transient Non-Community | 1,000 |
| HEARST STATE BEACH | CA4000633 | California | Transient Non-Community | 1,000 |
| RASOR ROAD SERVICE | CA3601175 | California | Transient Non-Community | 1,000 |
| EAST HOOPA VALLEY SYSTEM | 090600140 | California | Community | 1,000 |
| CHEVRON USA INC., WEST COYOTE | CA3000797 | California | Non-Transient Non-Community | 1,000 |
| SMK CHEVRON | CA3900840 | California | Transient Non-Community | 1,000 |
| LA PURISIMA GOLF COURSE | CA4200902 | California | Transient Non-Community | 1,000 |
| S J CO MAINTENANCE DEPT | CA3900506 | California | Transient Non-Community | 1,000 |
| SAN MATEO HIGH SCHOOL | CA4100518 | California | Non-Transient Non-Community | 1,000 |
| SAN LUIS CREEK RECREATION AREA | CA2400106 | California | Transient Non-Community | 1,000 |
| USFS - FRENCH GULCH CAMPGROUND | CA1503205 | California | Transient Non-Community | 1,000 |
| IN-N-OUT BURGER #108 | CA4200921 | California | Transient Non-Community | 1,000 |
| WASHOE VALLEY PROPERTIES LLC | NV0000700 | California | Transient Non-Community | 1,000 |
| HAGGIN OAKS GOLF COURSE (SWS) | CA3400281 | California | Non-Transient Non-Community | 1,000 |
| LAKE SOLANO PICNIC AREA | CA4800546 | California | Transient Non-Community | 1,000 |
| 3 B'S TRUCK & AUTO PLAZA | CA3901249 | California | Transient Non-Community | 1,000 |
| RIPON USD-RIPON HIGH SCHOOL | CA3901246 | California | Non-Transient Non-Community | 1,000 |
| CALTRANS-DUNIGAN RS | CA5700556 | California | Transient Non-Community | 1,000 |
| PILLAR RIDGE MHP (FORMER EL GRANADA MHP) | CA4110028 | California | Community | 1,000 |
| YOSEMITE NPS-TENAYA LAKE | CA2210501 | California | Transient Non-Community | 1,000 |
| OUR LADY OF ASSUMPTION CHURCH | CA5000402 | California | Transient Non-Community | 1,000 |
| ELKHORN I-5 REST AREA | CA3400131 | California | Transient Non-Community | 1,000 |
| Shields Date Gardens | CA3301618 | California | Transient Non-Community | 1,000 |