Browse Water Systems
19,626 public water systems in CA.
Public Water Systems Database
Browse 19,626 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 |
|---|---|---|---|---|
| LIVE OAK HIGH SCHOOL | CA5100170 | California | Non-Transient Non-Community | 400 |
| MORNING STAR LAKE RESORT | CA3100010 | California | Transient Non-Community | 400 |
| LUTHER BURBANK CTR FOR APTS | CA4900685 | California | Transient Non-Community | 400 |
| SEQUOIA UNION ELEMENTARY SCHOOL | CA5400709 | California | Non-Transient Non-Community | 400 |
| SAN JOSE HIGHLANDS | CA4300552 | California | Community | 400 |
| SIERRA PARK WATER COMPANY INC. | CA5510016 | California | Community | 400 |
| BSA/CAMP CHAWANAKEE | CA1000165 | California | Transient Non-Community | 400 |
| GOLDEN CHAIN TRAILER TERRACE | CA3100044 | California | Community | 400 |
| Arroyo Verde MWC | CA3600019 | California | Community | 400 |
| BURNT BRIDGE RECREATION AREA | CA5800818 | California | Transient Non-Community | 400 |
| VINES R.V. RESORT | CA4000829 | California | Transient Non-Community | 400 |
| PANERO THEATERS INC | CA1502453 | California | Transient Non-Community | 400 |
| MOSS COVE REST STOP (CALTRANS) | CA2300818 | California | Transient Non-Community | 400 |
| LATON ELEMENTARY SCHOOL | CA1000188 | California | Non-Transient Non-Community | 400 |
| CSP-DIMMICK WAYSIDE CAMPGROUND | CA2310306 | California | Transient Non-Community | 400 |
| BONITA RANCH RV CAMPGROUND | CA3600384 | California | Transient Non-Community | 400 |
| Antelope Elementary School | CA5200505 | California | Non-Transient Non-Community | 400 |
| LAKEPORT CINEMAS | CA1700712 | California | Transient Non-Community | 400 |
| TWIN HILLS SCHOOL DIST-APPLE BLOSSOM SCH | CA4900710 | California | Non-Transient Non-Community | 400 |
| CHESTER HIGH SCHOOL | CA3200089 | California | Transient Non-Community | 400 |
| RAISIN CITY SCHOOL | CA1000195 | California | Non-Transient Non-Community | 400 |
| SUNSET VISTA WATER COMPANY | CA5400943 | California | Community | 400 |
| BROOKWOOD MOBILE HOME PARK | CA4900687 | California | Community | 400 |
| JUAN LOPEZ | CA3000588 | California | Community | 400 |
| OCOTILLO RV RESORT | CA1300678 | California | Transient Non-Community | 400 |
| CITY OF 10,000 BUDDHAS | CA2300731 | California | Community | 400 |
| JANESVILLE ELEMENTARY SCHOOL | CA1800577 | California | Non-Transient Non-Community | 400 |
| TWIN HILLS SCHOOL DIST-TWIN HILLS SCHOOL | CA4900707 | California | Non-Transient Non-Community | 400 |
| MOKELUMNE ACRES | CA3900562 | California | Community | 400 |
| SAN JOAQUIN CO, DPT PUBLIC WKS | CA3910016 | California | Community | 400 |
| ANGORA LAKES RESORT | CA0900515 | California | Transient Non-Community | 400 |
| PARK WATER COMPANY-51 | CA1900151 | California | Community | 400 |
| FOWLER HIGH SCHOOL | CA1000403 | California | Non-Transient Non-Community | 400 |
| EL RIO MUTUAL WATER COMPANY | CA5602106 | California | Community | 400 |
| SCENIC BROOK ESTATES MWC | CA5500073 | California | Community | 400 |
| TWIN LAKES RESORT | CA3701793 | California | Community | 400 |
| CEDAR AVENUE MUTUAL | CA1900704 | California | Community | 400 |
| Campo Church Road System (HUD Homes) | 090605045 | California | Community | 400 |
| AMADOR CHRISTIAN CENTER | CA0300064 | California | Transient Non-Community | 400 |
| WEST PARK SCHOOL | CA1000209 | California | Non-Transient Non-Community | 400 |
| ANTELOPE VALLEY WATER COMPANY | CA1900019 | California | Community | 400 |
| OUTDOOR RESORTS RANCHO CA | CA3301961 | California | Non-Transient Non-Community | 400 |
| NEIGHBORHOOD CHURCH ANDERSON COTTONWOOD | CA4500349 | California | Transient Non-Community | 400 |
| CALTRANS-SALYER SAFETY REST STOP | CA5304507 | California | Transient Non-Community | 400 |
| CAMP GLEN ROCKY WATER | CA1900205 | California | Transient Non-Community | 400 |
| COURTESY MART 2 | TX1013493 | California | Transient Non-Community | 400 |
| SENSIENT NATURAL INGREDIENTS LLC | CA2400013 | California | Non-Transient Non-Community | 400 |
| BRONCO WINERY | CA5000286 | California | Non-Transient Non-Community | 400 |
| CLEAR CREEK CSD-WESTWOOD | CA1800512 | California | Community | 400 |
| FIGARDEN ELEMENTARY SCHOOL | CA1000203 | California | Non-Transient Non-Community | 400 |