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 |
|---|---|---|---|---|
| OAK AVE ELEMENTARY SCHOOL | CA2702219 | California | Transient Non-Community | 90 |
| YOSEMITE VIEW LODGE | CA2200041 | California | Transient Non-Community | 90 |
| CDF-HIDDEN FALLS CAMPGROUND | CA5403025 | California | Transient Non-Community | 90 |
| ACTON CONSERVATION CAMP #11 | CA1900904 | California | Non-Transient Non-Community | 90 |
| ENGLEWOOD INDUSTRIAL PARK | CA1206015 | California | Non-Transient Non-Community | 90 |
| LAKEVIEW MARINA | CA4500218 | California | Transient Non-Community | 90 |
| LAKE VIEW MUTUAL WATER CO. | CA2300606 | California | Community | 90 |
| TRUE ORGANIC PRODUCTS | CA1000584 | California | Non-Transient Non-Community | 90 |
| PATRICK'S CREEK CAMPGROUND | CA0800667 | California | Transient Non-Community | 90 |
| SAN JOAQUIN WINE COMPANY | CA2000920 | California | Non-Transient Non-Community | 90 |
| TULARCITOS MWC | CA2701800 | California | Community | 90 |
| PORTERVILLE DRIVE IN | CA5400973 | California | Transient Non-Community | 90 |
| BULL CREEK RES AND TRAILER | CA1210309 | California | Transient Non-Community | 90 |
| RAMEY VINEYARDS | CA4901417 | California | Transient Non-Community | 90 |
| R L BUTTON | CA5700602 | California | Transient Non-Community | 90 |
| MC MAHON TRAILER PARK | CA4600057 | California | Transient Non-Community | 90 |
| CLARK STREET COMMUNITY WELL | CA1502056 | California | Community | 90 |
| OKI NURSERY INC | CA3400291 | California | Transient Non-Community | 90 |
| STONESTREET WINERY | CA4901259 | California | Non-Transient Non-Community | 90 |
| WEST COTTONWOOD APARTMENTS | CA4500247 | California | Community | 90 |
| JO'S GALLEY | CA4500176 | California | Transient Non-Community | 90 |
| DOUBLE R TRAILER PARK | CA3301220 | California | Community | 90 |
| CSP CALIFORNIA STATE PARKS | CA1910300 | California | Transient Non-Community | 90 |
| BUTERA FINER FOODS ELGIN | IL3133686 | California | Transient Non-Community | 90 |
| ANOOSHVAN WATER SYSTEM | CA1000002 | California | Community | 90 |
| MARY SMITH CAMPGROUND | CA5301109 | California | Transient Non-Community | 90 |
| SADDLEBACK MUTUAL WATER CO. | CA5200645 | California | Community | 90 |
| VINEYARD ESTATES MWC | CA3500579 | California | Community | 90 |
| GAMBI WATER SYSTEM | CA1200713 | California | Community | 90 |
| MENDOCINO PRESBYTERIAN CHURCH | CA2301010 | California | Non-Transient Non-Community | 90 |
| OLD STAGE ROAD WATER SYSTEM 10 | CA2701504 | California | Community | 90 |
| WESTSIDE SCHOOL | CA1300578 | California | Non-Transient Non-Community | 90 |
| NIELSEN TRAILER PARK | CA2700996 | California | Community | 90 |
| MR JOE FRANCE | CA0706002 | California | Community | 90 |
| CARRY TRACT WATER ASSOC | CA3000751 | California | Community | 90 |
| TWILIGHT MOBILE HOME PARK | CA3400185 | California | Community | 90 |
| TOM KARSHNESKI | CA5300127 | California | Community | 90 |
| CRESTMORE VILLAGE #2 | CA1900149 | California | Community | 90 |
| AIRPORT INDUSTRIAL PARK | CA4500274 | California | Non-Transient Non-Community | 90 |
| SUNNYGEM HULLING & SHELLING OPERATIONS | CA1503578 | California | Transient Non-Community | 90 |
| EDWARD POZZI | CA2700903 | California | Community | 90 |
| BLUE SPRUCE MOBILE HOME PARK | CA4900789 | California | Community | 90 |
| WALSH ST WS #1 | CA2700803 | California | Non-Transient Non-Community | 90 |
| KERN VALLEY PACKING COMPANY | CA1502143 | California | Non-Transient Non-Community | 90 |
| PRUNEDALE PLAZA WS | CA2701814 | California | Transient Non-Community | 90 |
| WOODEN SHOE VISALIA LLC | CA5400963 | California | Community | 90 |
| ANZA PINES MOBILE HOME PARK | CA3301018 | California | Community | 90 |
| L A COUNTY DETENTION CAMP NO 1 | CA1900565 | California | Community | 90 |
| B K LIGHTING INC | CA2000794 | California | Non-Transient Non-Community | 90 |
| BOOTLEGGER | CA0400015 | California | Community | 90 |