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 |
|---|---|---|---|---|
| ADAMS KART TRACK | CA3301003 | California | Transient Non-Community | 100 |
| KINGDOM HALL JEHOVAH WITNESS | CA5000500 | California | Transient Non-Community | 100 |
| GRACE MENNONITE SCHOOL | CA2400099 | California | Non-Transient Non-Community | 100 |
| NVUSD: STONEBRIDGE SCHOOL | CA2800848 | California | Non-Transient Non-Community | 100 |
| STANDARD STRUCTURES, INC' | CA4901057 | California | Transient Non-Community | 100 |
| CHURCH OF THE BRETHEREN | CA5102035 | California | Transient Non-Community | 100 |
| VISION CALVARY CHAPEL | CA5403220 | California | Transient Non-Community | 100 |
| OBERTI OLIVE | CA2000661 | California | Non-Transient Non-Community | 100 |
| HATFIELD STATE PARK | CA2400095 | California | Transient Non-Community | 100 |
| MARKO ZANINOVICH, INC. - POND ROAD | CA1503374 | California | Non-Transient Non-Community | 100 |
| VALLEY GRAIN PRODUCTS | CA2000658 | California | Transient Non-Community | 100 |
| CAL TRANS DISTRICT 2 | CA3200091 | California | Transient Non-Community | 100 |
| O.A.R.S., INC #70 | CA0900423 | California | Transient Non-Community | 100 |
| CAL TRANS DISTRICT 2 | CA3200090 | California | Transient Non-Community | 100 |
| PORTERVILLE CITRUS RAYO | CA5400541 | California | Non-Transient Non-Community | 100 |
| RANCHO PRIMERO #43 | CA3301776 | California | Transient Non-Community | 100 |
| BEAR MOUNTAIN TRUCK STOP | CA1502799 | California | Transient Non-Community | 100 |
| MT WILSON | CA1900749 | California | Community | 100 |
| SUMNER PECK RANCH | CA1000591 | California | Transient Non-Community | 100 |
| NVUSD: WOODEN VALLEY SCHOOL | CA2800845 | California | Non-Transient Non-Community | 100 |
| NVUSD: CARNEROS SCHOOL | CA2800847 | California | Non-Transient Non-Community | 100 |
| PELORIA DIGGER BAY LLC | CA4500071 | California | Transient Non-Community | 100 |
| ANDERSON VINEYARD | CA2801000 | California | Transient Non-Community | 100 |
| WILLOW CREEK SCHOOL | CA4700569 | California | Non-Transient Non-Community | 100 |
| EL COYOTE LOCO | CA3601161 | California | Transient Non-Community | 100 |
| NEWBERRY CHEVRON | CA3601101 | California | Transient Non-Community | 100 |
| MOORE LEARNING (FORMERLY SHELDON ACRES) | CA3400402 | California | Non-Transient Non-Community | 100 |
| DARRIGOS WATER SYSTEM | CA3901310 | California | Transient Non-Community | 100 |
| MT AUKUM SQUARE | CA0900319 | California | Transient Non-Community | 100 |
| PLEASANT VALLEY CAMPGROUND | CA1400051 | California | Transient Non-Community | 100 |
| OASIS PROPERTY OWNERS ASSOCIATION | CA1500585 | California | Community | 100 |
| MISSION SCHOOL WS | CA2702317 | California | Non-Transient Non-Community | 100 |
| CITIZENS UTILITIES CO | CA3410217 | California | Community | 100 |
| ATLAS PEAK VINEYARDS | CA2801001 | California | Transient Non-Community | 100 |
| ESCALON LIVESTOCK MKT | CA3901344 | California | Transient Non-Community | 100 |
| GLASHOFF'S FRUIT STAND | CA4800823 | California | Transient Non-Community | 100 |
| CHATEAU BOSWELL | CA2801003 | California | Transient Non-Community | 100 |
| UNITED PARK INC | CA2000790 | California | Transient Non-Community | 100 |
| CADENASSO WINERY | CA4800822 | California | Transient Non-Community | 100 |
| CHURCH OF JESUS CHRIST OF LDS | CA3901399 | California | Transient Non-Community | 100 |
| PIONEER MARKET | CA2000823 | California | Transient Non-Community | 100 |
| PIONEER PARK WATER SYSTEM | CA0900213 | California | Transient Non-Community | 100 |
| JOE MILLER RECREATIONAL AREA | CA2901551 | California | Transient Non-Community | 100 |
| SEQUOIA MOTEL | CA2400056 | California | Transient Non-Community | 100 |
| ACORN MOBILE VILLAGE | CA3400352 | California | Community | 100 |
| PG&E METCALF | CA4300971 | California | Non-Transient Non-Community | 100 |
| RIO VISTA MHP | NE3121527 | California | Community | 100 |
| HAMILTON STREET PARK | CA3400359 | California | Transient Non-Community | 100 |
| THAT CREATIVE CAFE | CA3601178 | California | Transient Non-Community | 100 |
| HACIENDA VASQUEZ MOBILE HOME PARK | CA1900066 | California | Community | 100 |