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 |
|---|---|---|---|---|
| ORLAND MOBILE H.P. | CA1100445 | California | Community | 178 |
| GREEN VALLEY PARK MWC | CA3600113 | California | Community | 178 |
| ANDREWS ESTATES | MI0040246 | California | Community | 178 |
| BERNASCONI EDUCATION CENTER | CA1400064 | California | Non-Transient Non-Community | 178 |
| BAYER RESEARCH AND DEVELOPMENT LLC | CA5700785 | California | Non-Transient Non-Community | 178 |
| CANYON CREEK OUTDOOR EDUCATION CENTER | CA1900162 | California | Non-Transient Non-Community | 177 |
| PLEASANT GROVE ELEM. SCHOOL | CA5100143 | California | Non-Transient Non-Community | 177 |
| U S FOREST SERVICE | CA2701320 | California | Transient Non-Community | 176 |
| MARBLE QUARRY RESORT | CA5500132 | California | Transient Non-Community | 176 |
| FRESNO CHRISTIAN | CA1000428 | California | Transient Non-Community | 176 |
| RIVER RANCH MHP | CA3600155 | California | Community | 176 |
| LAS CASITAS TRAILER PARK | AZ0411369 | California | Community | 176 |
| OUR LADY OF GRACE SCHOOL | CA5700586 | California | Non-Transient Non-Community | 176 |
| SPRING VALLEY LAKES | CA1700573 | California | Community | 176 |
| CARSON LANDSCAPE INDUSTRIES | CA3400434 | California | Non-Transient Non-Community | 175 |
| SEVEN DAY ADVENTIST CAMP | CA2200051 | California | Transient Non-Community | 175 |
| ANTELOPE CREEK MHP | CA5200521 | California | Community | 175 |
| BANNER SMALL WATER COMPANY | CA3702237 | California | Transient Non-Community | 175 |
| MANZANA PRODUCTS COMPANY, INC. | CA4901282 | California | Non-Transient Non-Community | 175 |
| BIG STUMP TRAILER PARK | CA5400582 | California | Transient Non-Community | 175 |
| NPS - DEATH VALLEY, STOVEPIPE WELLS | CA1410502 | California | Community | 175 |
| LONE STAR DEHYDRATOR | CA1000576 | California | Non-Transient Non-Community | 175 |
| RANCHO SANTA ROSA MHP | CA4900786 | California | Community | 175 |
| DOUGLAS CITY SCHOOL | CA5303004 | California | Non-Transient Non-Community | 175 |
| LANDMARK VINEYARDS, LTD. | CA4901133 | California | Transient Non-Community | 175 |
| PLUMAS SCHOOL | CA5800837 | California | Non-Transient Non-Community | 175 |
| FRONTIER TOWN WATER SYSTEM | CA5000479 | California | Community | 175 |
| OLD GERMAN BAPTIST CHURCH | CA5000441 | California | Transient Non-Community | 175 |
| WEST COAST BIBLE COLLEGE | CA1000224 | California | Transient Non-Community | 175 |
| SUNSET MUTUAL WATER CO | CA1300534 | California | Community | 175 |
| COUNTRY HILLS MOBILE EST | AZ0407388 | California | Community | 175 |
| CORNERSTONE SONOMA | CA4901275 | California | Transient Non-Community | 175 |
| KEOUGH'S HOT SPRINGS | CA1400034 | California | Community | 175 |
| TRINITY RIVER LODGE | CA5300053 | California | Transient Non-Community | 175 |
| CROWLEY LAKE MUTUAL WATER COMPANY | CA2600546 | California | Community | 175 |
| SIERRA WALDORF SCHOOL | CA5500242 | California | Non-Transient Non-Community | 175 |
| CITY OF MODESTO - WALNUT MANOR | CA5010031 | California | Community | 175 |
| ARMONA UNION ACADEMY | CA1600238 | California | Non-Transient Non-Community | 175 |
| ROSAMOND MOBILEHOME PARK | CA1502232 | California | Community | 175 |
| CIRCLE V RANCH CAMP | CA4200818 | California | Transient Non-Community | 175 |
| GOLETA BUSINESS PARK | CA4200660 | California | Non-Transient Non-Community | 175 |
| BERNIE JAMES, RANGER | CA0300030 | California | Transient Non-Community | 175 |
| SKY ACRES MUTUAL WATER CORP | CA2000524 | California | Community | 175 |
| ALPINE SPRINGS MOBILE HOME PARK | CA1900942 | California | Community | 175 |
| LAKESHORE MUTUAL WATER CO | CA3100533 | California | Community | 175 |
| FINN MALINS RESORT | CA1700509 | California | Transient Non-Community | 175 |
| JESUIT RETREAT CENTER OF THE SIERRA | CA3107323 | California | Transient Non-Community | 175 |
| BILL TIERNEY | CA2500546 | California | Transient Non-Community | 175 |
| EL DORADO MOTEL | CA1700651 | California | Transient Non-Community | 175 |
| WEST ALMANOR MUTUAL WATER CO | CA3200115 | California | Transient Non-Community | 175 |