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 |
|---|---|---|---|---|
| QUAIL CREEK ESTATES MUTUAL WATER COMPANY | CA4300979 | California | Community | 55 |
| DONUM ESTATE WATER SYSTEM | CA4901447 | California | Transient Non-Community | 55 |
| ROLLING WHEELS MHP | AZ0412309 | California | Community | 55 |
| Pit Stop | 090605173 | California | Transient Non-Community | 55 |
| LAIRD FAMILY ESTATE | CA2800301 | California | Non-Transient Non-Community | 55 |
| FOSTER FARMS - CEDAR HATCHERY | CA1000566 | California | Non-Transient Non-Community | 55 |
| CARRIAGE SQUARE | CA5100119 | California | Non-Transient Non-Community | 55 |
| ALLAN LANE WATER ASSOCIATION | CA4400692 | California | Community | 54 |
| SEA ROCK INN | CA2300621 | California | Transient Non-Community | 54 |
| MODOC MEDICAL CENTER - CANBY CLINIC | CA2500543 | California | Transient Non-Community | 54 |
| HARMONY HAVEN | CA3301055 | California | Community | 54 |
| BRASSFIELD ESTATE WINERY | CA1700731 | California | Transient Non-Community | 54 |
| CARPENTER WINERY | CA4000847 | California | Transient Non-Community | 54 |
| RIVER GROVE MUTUAL WATER ASSN | CA4400621 | California | Community | 54 |
| USFS-BIG PINES V-2 | CA1900078 | California | Transient Non-Community | 54 |
| CORDA RD WS | CA2701820 | California | Community | 54 |
| HENRY W COE STATE PARK HDQTRS | CA4310305 | California | Transient Non-Community | 54 |
| ALEGRIA DOMESTIC MUTUAL WATER COMPANY | CA4200731 | California | Community | 54 |
| WESTSIDE GROCERY, INC. | CA2400326 | California | Transient Non-Community | 54 |
| LIN PROPERTIES WS | CA4300861 | California | Transient Non-Community | 54 |
| BETHEL MISSIONARY BAPTIST | CA0706032 | California | Transient Non-Community | 54 |
| SEQUOIA WATER ASSOC | CA3400155 | California | Community | 54 |
| CALANDOR PINE CORP | CA2500202 | California | Transient Non-Community | 54 |
| TIERRA VISTA MWC | CA2701959 | California | Community | 54 |
| MOUNTAIN VIEW MOTEL | CA5500025 | California | Transient Non-Community | 54 |
| ARTOIS SCHOOL | CA1100521 | California | Transient Non-Community | 54 |
| ROOSTER'S LANDING | CA4500143 | California | Transient Non-Community | 54 |
| LLANAS CAMP FOUR WATER SYSTEM | CA1502164 | California | Community | 54 |
| KELSO SOUTHEAST CENTER | CA5400908 | California | Transient Non-Community | 54 |
| CSP CALIFORNIA STATE PARKS | CA4810301 | California | Transient Non-Community | 54 |
| EL CASCO LAKE RESORT | CA3301239 | California | Transient Non-Community | 54 |
| WALKING M RANCHES | CA4200804 | California | Community | 54 |
| E STRING CELLARS | CA4901425 | California | Transient Non-Community | 54 |
| BANTA INN WATER SYSTEM | CA3901299 | California | Transient Non-Community | 54 |
| PINE CREST TR PK | MT0000497 | California | Community | 54 |
| RYE PATCH PETROLEUM | NV0002222 | California | Transient Non-Community | 54 |
| WESTRIDGE | CA1009034 | California | Community | 54 |
| DIAMOND MOUNTAIN GOLF CLUB | CA1800528 | California | Transient Non-Community | 54 |
| LITTLE ANGEL PRESCHOOL | CA5101003 | California | Non-Transient Non-Community | 54 |
| MELVIN GOLDEN | CA3900764 | California | Transient Non-Community | 54 |
| TAMARACK PARK HOMEOWNERS ASSOC | CA0900549 | California | Transient Non-Community | 54 |
| VALIVU ESTATES MHP | CA3200189 | California | Community | 54 |
| HAT CREEK - WILSON | 090605035 | California | Community | 53 |
| PIXLEY PARK | CA5400774 | California | Transient Non-Community | 53 |
| SIMONSEN LABORATORIES INC | CA4300922 | California | Non-Transient Non-Community | 53 |
| LAKE PILLSBURY RANCH WATER COMPANY | CA1700597 | California | Transient Non-Community | 53 |
| FCPG/CHOINUMNI CAMPGROUND | CA1000270 | California | Transient Non-Community | 53 |
| CAMP LIAHONA | CA0202547 | California | Transient Non-Community | 53 |
| GREEN ACRES MUTUAL WATER | CA4300573 | California | Community | 53 |
| PIONEER UNION BIBLE CHURCH | CA3107344 | California | Transient Non-Community | 53 |