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 |
|---|---|---|---|---|
| CORRAL DRIVE-IN THEATER | OR4191794 | California | Transient Non-Community | 250 |
| SARDINE LAKE RESORT | CA4600094 | California | Transient Non-Community | 250 |
| CAMP RITCHIE | CA0300006 | California | Transient Non-Community | 250 |
| BACCHUS LANDING CELLARS | CA4901474 | California | Transient Non-Community | 250 |
| CHICO MOBILE COUNTRY CLUB | CA0400044 | California | Community | 250 |
| PLAZA ELEMENTARY SCHOOL | CA1100448 | California | Non-Transient Non-Community | 250 |
| OAKLAND COUNCIL B.S.A. | CA5500134 | California | Transient Non-Community | 250 |
| BLACK BUTTE LAKE, BUCKHORN GROUP, USCOE | CA5200670 | California | Transient Non-Community | 250 |
| LAKE WOHLFORD RESORT | CA3700919 | California | Community | 250 |
| CATHOLIC CHARITIES - CYO CAMP | CA4901106 | California | Transient Non-Community | 250 |
| CHOLAME ROAD WS #2 | CA2701513 | California | Transient Non-Community | 250 |
| RAMONA OAKS RV RESORT | CA3702338 | California | Non-Transient Non-Community | 250 |
| PLEASANT RIDGE SCHOOL | CA2900535 | California | Non-Transient Non-Community | 250 |
| DINGUS MC GEE'S | CA3100103 | California | Transient Non-Community | 250 |
| WISHON VILLAGE | CA1000223 | California | Transient Non-Community | 250 |
| WEIMAR INSTITUTE | CA3100073 | California | Community | 250 |
| STATE LINE RV PARK | CA4700820 | California | Transient Non-Community | 250 |
| RAM NAAM MANDALI CHURCH OF MODESTO | CA5000467 | California | Transient Non-Community | 250 |
| CHARTVILLE SCHOOL | CA3900787 | California | Transient Non-Community | 250 |
| HEATHER GLEN COMMUNITY SERVICE DIST | CA3100038 | California | Community | 250 |
| CASTLE MOBILE HOME PARK | CA2400010 | California | Community | 250 |
| HOLCOMB VALLEY RANCH | CA3600589 | California | Transient Non-Community | 250 |
| SKYWALKER RANCH | CA2100566 | California | Non-Transient Non-Community | 250 |
| BLACK BUTTE ELEMENTARY SCHOOL | CA4500183 | California | Non-Transient Non-Community | 250 |
| DEAN TURNER | CA5500068 | California | Community | 250 |
| CSP-FREMONT PEAK | CA3510300 | California | Transient Non-Community | 250 |
| MALVERN COURTS MHP | PA1150011 | California | Community | 250 |
| ZIP N GO MARKET | TX1011451 | California | Transient Non-Community | 250 |
| MDF-MEDICINE LAKE | CA4700870 | California | Transient Non-Community | 250 |
| MCPR-CATHEY S VALLEY PARK | CA2207094 | California | Transient Non-Community | 250 |
| LINDCREST SCHOOL | CA5100167 | California | Transient Non-Community | 250 |
| NEIGHBORHOOD CHURCH | CA0707557 | California | Non-Transient Non-Community | 250 |
| UNITARIAN CHURCH OF DAVIS | CA5700773 | California | Non-Transient Non-Community | 250 |
| Z FOODS/WATER SYSTEM | CA2000909 | California | Non-Transient Non-Community | 250 |
| DELUX MOBILE PARK | CA4500070 | California | Community | 250 |
| DOLE LOS CERRITOS WELL | CA2400214 | California | Transient Non-Community | 250 |
| IMPROVEMENT DISTRICT A | CA1210014 | California | Community | 250 |
| SHIPPERS DEVELOPMENT | CA2701098 | California | Transient Non-Community | 250 |
| COUNTRYSIDE MKT & RESTRN-119 | CA1503398 | California | Transient Non-Community | 250 |
| USPHS-EAST COCOPAH RESERVATION | AZ0416702 | California | Community | 250 |
| MEYERS WATER CO. | CA2800530 | California | Community | 250 |
| COUNTRY MANOR MHP | CA5400563 | California | Community | 250 |
| EAST ACRES MUTUAL WATER COMPANY | CA2000512 | California | Community | 250 |
| COLUSA CO. SERVICE AREA #2-STONYFORD | CA0600005 | California | Community | 250 |
| Fast Boy Market-CLOSED | CA2400012 | California | Transient Non-Community | 250 |
| BUENA VISTA ELEMENTARY SCHOOL | CA5400919 | California | Non-Transient Non-Community | 250 |
| SAN JOAQUIN COUNTRY CLUB | CA1000292 | California | Transient Non-Community | 250 |
| KERN VALLEY MOOSE LODGE #498 | CA1502429 | California | Transient Non-Community | 250 |
| FIG GARDEN GOLF COURSE | CA1000294 | California | Non-Transient Non-Community | 250 |
| CLEAR CREEK MOBILEHOME ESTATES | CA4500065 | California | Community | 250 |