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 |
|---|---|---|---|---|
| CYPRESS MUTUAL WATER CO INC | CA5602103 | California | Community | 224 |
| ANZA MUTUAL WATER COMPANY | CA3301180 | California | Community | 224 |
| CLASSIC YAM WATER SYSTEM | CA2400255 | California | Non-Transient Non-Community | 224 |
| LUCERNE VISTA MWC | CA3600157 | California | Community | 224 |
| POOL CALIFORNIA ENERGY SERV-ROSEDALE | CA1503253 | California | Non-Transient Non-Community | 224 |
| VOLPONI ACRES MUTUAL WATER CO | CA5500082 | California | Community | 224 |
| CALIFORNIAN | CA3600379 | California | Transient Non-Community | 224 |
| CHP CALEXICO PORT OF ENTRY | CA1310017 | California | Non-Transient Non-Community | 223 |
| LAKESHORE VILLA CENTER | CA4500178 | California | Transient Non-Community | 223 |
| MOUNTAIN SUMMIT MUTUAL WATER SYSTEM | CA4400570 | California | Transient Non-Community | 223 |
| SCIOTS TRACT WATER SYSTEM | CA0900120 | California | Transient Non-Community | 223 |
| ANANDA VILLAGE | CA2900562 | California | Community | 222 |
| THEODORE H FALLER SCHOOL | CA1502412 | California | Transient Non-Community | 222 |
| CAMP WAWONA | CA2203051 | California | Transient Non-Community | 222 |
| Utu Utu Gwaitu Paiute Tribe | 090600159 | California | Community | 222 |
| FRANCIS COPPOLA WINERY | CA4900844 | California | Non-Transient Non-Community | 222 |
| QVWD-WEST & EAST COMBINED WATER SYSTEM | CA1503226 | California | Community | 221 |
| RICHMOND ELEMENTARY SCHOOL | CA1800573 | California | Non-Transient Non-Community | 221 |
| NORTH STAR MOBILE HOME PARK | CA4900797 | California | Community | 221 |
| DRYTOWN COUNTY WATER DISTRICT | CA0300010 | California | Community | 221 |
| MAGIC MOUNTAIN MUTUAL WATER COMPANY | CA4900637 | California | Community | 221 |
| TOKAY WATER CO | CA3900564 | California | Community | 220 |
| GARDEN GROVE ACRES01 | CA3000596 | California | Community | 220 |
| THE PEG HOUSE | CA2300508 | California | Transient Non-Community | 220 |
| ZINC HOUSE FARM WINERY | CA3902213 | California | Transient Non-Community | 220 |
| HAPPY ACRES MWC | CA4300551 | California | Community | 220 |
| AMERICAN GOLF CORP | SC2670877 | California | Transient Non-Community | 220 |
| PLEASANT VIEW WEST SCHOOL | CA5400882 | California | Non-Transient Non-Community | 220 |
| COLUMBINE SCHOOL | CA5400886 | California | Non-Transient Non-Community | 220 |
| LONGHORN MOBILE HOME COMMUNITY | TX1010587 | California | Community | 220 |
| Alpine Clinic (SIHC) | 090605115 | California | Non-Transient Non-Community | 220 |
| PANOCHE WATER DISTRICT | CA1000345 | California | Community | 220 |
| Howonquet Community(Smith River) | 090605060 | California | Community | 220 |
| DOWLING FRUIT ORCHARD | CA3301222 | California | Transient Non-Community | 220 |
| LACTALIS HERITAGE DAIRY | CA5403074 | California | Non-Transient Non-Community | 220 |
| E HEADSTART | CA5200541 | California | Non-Transient Non-Community | 220 |
| EL NIDO ELEMENTARY SCHOOL | CA2400075 | California | Non-Transient Non-Community | 220 |
| WAUKENA ELEMENTARY SCHOOL | CA5400795 | California | Non-Transient Non-Community | 220 |
| DINGERVILLE USA PARK | CA0400051 | California | Community | 220 |
| THE OAKS VENTURE, LLC | CA3700235 | California | Transient Non-Community | 220 |
| RIPPLEWOOD RESORT WS | CA2701009 | California | Transient Non-Community | 220 |
| SUGAR PINE RV RESORT | CA5500115 | California | Community | 219 |
| MUMMA (THOMAS) WELL | CA5700553 | California | Transient Non-Community | 219 |
| OAKDALE UNIFIED SCHOOL | CA5000296 | California | Transient Non-Community | 219 |
| LOS GATOS TOMATO PRODUCTS | CA1000490 | California | Non-Transient Non-Community | 219 |
| FC TRACY HOLDINGS, LLC | CA3902211 | California | Non-Transient Non-Community | 219 |
| PANAMINT SPRINGS RESORT | CA1400044 | California | Transient Non-Community | 218 |
| ARMENIAN CHURCH CAMP | CA1000151 | California | Transient Non-Community | 218 |
| MERCED RIVER RESORT | CA2400028 | California | Transient Non-Community | 218 |
| LAWNDALE MUTUAL WATER COMPANY | CA4900588 | California | Community | 218 |