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 |
|---|---|---|---|---|
| PINE HILL MOBILE HOME PARK | TX1020072 | California | Community | 201 |
| TAHOE CITY PUD - ALPINE PEAKS | CA3110044 | California | Community | 201 |
| CLOVIS CASTLE | CA1000612 | California | Transient Non-Community | 201 |
| SAM EDWARDS ASSOC | CA5601204 | California | Community | 201 |
| FORT BAKER WATER SYSTEM | CA2110550 | California | Community | 200 |
| BILL MASSA COMPANY WS**CLOSED** | CA2701224 | California | Non-Transient Non-Community | 200 |
| AMERICAN FOREST PRODUCTS CORP | CA1000154 | California | Transient Non-Community | 200 |
| MOUNTAIN VIEW MOBILE HOME PARK | CA3301445 | California | Community | 200 |
| ST PATRICKS SEMINARY | CA4100556 | California | Transient Non-Community | 200 |
| USACE-KAWEAH RECREATION AREA | CA5400755 | California | Transient Non-Community | 200 |
| FOREST LAWN SCOUT RESERVATION | CA3600601 | California | Transient Non-Community | 200 |
| RIVER HIGHLANDS CSD | CA5800820 | California | Community | 200 |
| LAMMERSVILLE SCHOOL | CA3901019 | California | Non-Transient Non-Community | 200 |
| A & M LIVESTOCK AUCTION | CA1600282 | California | Transient Non-Community | 200 |
| DON JUANS RESTAURANT | CA1700645 | California | Transient Non-Community | 200 |
| KLAMATH CAMPER CORRAL | CA0800615 | California | Transient Non-Community | 200 |
| PACKERS BAY RAMP NRAS | CA4500038 | California | Transient Non-Community | 200 |
| CENTERVILLE BEACH NAVAL FAC. | CA1210700 | California | Community | 200 |
| OCTAGON BARN CENTER ASSOCIATION | CA4000830 | California | Transient Non-Community | 200 |
| SONOMA WAREHOUSING | CA4901061 | California | Non-Transient Non-Community | 200 |
| MDF-BLUE LAKE CG | CA2500538 | California | Transient Non-Community | 200 |
| SAN VINCENTE SCHOOL | CA2701173 | California | Transient Non-Community | 200 |
| BlueTriton Brands Morongo | 090600061 | California | Non-Transient Non-Community | 200 |
| SIERRA LINDA MUTUAL WATER CO | CA2000506 | California | Community | 200 |
| IDYLLWILD BREW PUB | CA3301161 | California | Transient Non-Community | 200 |
| NO. CONGREGATION JEHOVAHS WITN | CA0900101 | California | Transient Non-Community | 200 |
| MARIPOSA DISTRICT FAIRGROUND | CA2201070 | California | Transient Non-Community | 200 |
| BLAIRSDEN WATER USERS ASSN | CA3200134 | California | Community | 200 |
| CAMP KARL HOLTON WATER SYSTEM/CAMP 16 | CA1900726 | California | Community | 200 |
| SNOWLINE | CA2000571 | California | Transient Non-Community | 200 |
| CHINA PEAK MOUNTAIN RESORT | CA1000171 | California | Transient Non-Community | 200 |
| CROW CANYON PARK | CA0100045 | California | Transient Non-Community | 200 |
| WEST FRESNO ELEMENTARY SCHOOL | CA1000218 | California | Non-Transient Non-Community | 200 |
| SIERRAVILLE P.U.D. | CA4600018 | California | Community | 200 |
| NORTHERN TRUCK INC. | CA0600045 | California | Transient Non-Community | 200 |
| CHEMGOLD, INC. PICACHO MINE | CA1300647 | California | Non-Transient Non-Community | 200 |
| MANZO INVESTMENTS | CA4200672 | California | Non-Transient Non-Community | 200 |
| LIVE OAK WALDORF SCHOOL | CA3100072 | California | Non-Transient Non-Community | 200 |
| CALIFORNIA CANNERS & GROWERS, | CA4300789 | California | Transient Non-Community | 200 |
| NAPA VALLEY STATE PARK | CA2800590 | California | Transient Non-Community | 200 |
| MARTIN S MEAT PROCESSING | CA1600289 | California | Transient Non-Community | 200 |
| FRESHWATER WATER SERVICE | CA1200569 | California | Community | 200 |
| EXETER KINGDOM HALL | CA5403147 | California | Transient Non-Community | 200 |
| STOCKTON / LODI RV PARK | CA3900947 | California | Community | 200 |
| PINE VALLEY TRAILER PARK | CA3701961 | California | Community | 200 |
| PLAZA DEL ORO | CA4200665 | California | Transient Non-Community | 200 |
| MD 07 MARINA VIEW HEIGHTS | CA2000551 | California | Community | 200 |
| FRED'S CAMP | CA2700955 | California | Community | 200 |
| DOMAINE CHANDON | CA2800736 | California | Non-Transient Non-Community | 200 |
| CALTRANS-DUNSMUIR GRADE INSP. FACILITY | CA4700573 | California | Non-Transient Non-Community | 200 |