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 |
|---|---|---|---|---|
| FOREST LAWN SCOUT RESERVATION | CA3600601 | California | Transient Non-Community | 200 |
| USACE-KAWEAH RECREATION AREA | CA5400755 | California | Transient Non-Community | 200 |
| MOUNTAIN VIEW MOBILE HOME PARK | CA3301445 | California | Community | 200 |
| BILL MASSA COMPANY WS**CLOSED** | CA2701224 | California | Non-Transient Non-Community | 200 |
| OCTAGON BARN CENTER ASSOCIATION | CA4000830 | California | Transient Non-Community | 200 |
| SONOMA WAREHOUSING | CA4901061 | California | Non-Transient Non-Community | 200 |
| NO. CONGREGATION JEHOVAHS WITN | CA0900101 | California | Transient Non-Community | 200 |
| CATTLEMANS RD 2 | CA2701476 | California | Community | 200 |
| HENRYS RESTAURANT | CA5102018 | California | Transient Non-Community | 200 |
| MD 07 MARINA VIEW HEIGHTS | CA2000551 | California | Community | 200 |
| DON JUANS RESTAURANT | CA1700645 | California | Transient Non-Community | 200 |
| NORTHERN TRUCK INC. | CA0600045 | California | Transient Non-Community | 200 |
| PLAZA DEL ORO | CA4200665 | California | Transient Non-Community | 200 |
| CASTLEWOOD MOBILE HOME PARK | CA5800832 | California | Community | 200 |
| MANZO INVESTMENTS | CA4200672 | California | Non-Transient Non-Community | 200 |
| Pala Raceway | 090600167 | California | Transient Non-Community | 200 |
| DALEY RANCH | CA3705074 | California | Transient Non-Community | 200 |
| RIVERAS FRESH MARKET | IL3151969 | California | Transient Non-Community | 200 |
| GILARDI WATER SYSTEM | CA4901154 | California | Transient Non-Community | 200 |
| DOLLAR GENERAL STORE | TX1910156 | California | Transient Non-Community | 200 |
| Quartz Valley Indian Community | 090600046 | California | Community | 200 |
| SCRIBNER BEND VINEYARD | CA3400474 | California | Transient Non-Community | 200 |
| BELLA VISTA MOBILE LODGE | CA4000512 | California | Community | 200 |
| HIDDEN VILLA FARM & WILDERNESS PRESERVE | CA4300775 | California | Transient Non-Community | 200 |
| TAHQUITZ MEADOWS YWCA | CA3301656 | California | Transient Non-Community | 200 |
| MARK WEST LODGE EVENT CENTER | CA4900996 | California | Transient Non-Community | 200 |
| GOLDEN PHEASANT INN | CA1100259 | California | Transient Non-Community | 200 |
| SILVER LAKE RESORT 2 | CA2600541 | California | Transient Non-Community | 200 |
| VILLA CEREZOS | CA3900596 | California | Community | 200 |
| BEARSKIN MEADOW DIABETIC YOUTH CAMP | CA1000126 | California | Transient Non-Community | 200 |
| DONALD MAES | CA2600544 | California | Community | 200 |
| COOKSON RANCH | CA1200775 | California | Transient Non-Community | 200 |
| RIVERSIDE RV PARK | OR4194601 | California | Community | 200 |
| LAS POSITAS MUTUAL WATER COMPANY | CA4200572 | California | Community | 200 |
| PARADISE RESORT 2 | CA2600548 | California | Transient Non-Community | 200 |
| THE MAPLES | CA5700754 | California | Non-Transient Non-Community | 200 |
| KANE RANCH WATER ASSOCIATION | CA2000629 | California | Transient Non-Community | 200 |
| ALEXANDER VALLEY UNION SCHOOL DISTRICT | CA4900704 | California | Non-Transient Non-Community | 200 |
| MECCA SCHOOL - COACHELLA | CA3301151 | California | Transient Non-Community | 200 |
| STERLING INTERNATIONAL WINERY | CA2800509 | California | Transient Non-Community | 200 |
| STRASBAUGH, INC | CA4000777 | California | Non-Transient Non-Community | 200 |
| BERMITE DIVISION | CA1900028 | California | Transient Non-Community | 200 |
| DENICE & FILICE LLC - INACTIVE | CA3500807 | California | Non-Transient Non-Community | 200 |
| IMPROVEMENT DISTRICT NO. 1 | CA5400968 | California | Community | 200 |
| SIERRA BIBLE CAMP | CA3200018 | California | Transient Non-Community | 200 |
| LUSD - LINCOLN SENIOR ELEMENTA | CA3901134 | California | Transient Non-Community | 200 |
| FAMOSO INN WATER SYSTEM | CA1500090 | California | Transient Non-Community | 200 |
| WALNUT GROVE ELEMENTARY SCHOOL | CA3400268 | California | Non-Transient Non-Community | 200 |
| MACCALLUM HOUSE INN | CA2300740 | California | Transient Non-Community | 200 |
| NEW VISION MHP | CO0162710 | California | Community | 200 |