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 |
|---|---|---|---|---|
| AMERICAN BORATE CORP 2 | CA1400091 | California | Transient Non-Community | 55 |
| MONTEBELLO SD - MONTEBELLO SCHOOL | CA4300762 | California | Non-Transient Non-Community | 55 |
| AMBROSE WELL | CA2500902 | California | Transient Non-Community | 55 |
| SUNSET VIEW ESTATES | TX1910025 | California | Community | 55 |
| RATNA LING RETREAT | CA4901264 | California | Non-Transient Non-Community | 55 |
| EL RIO CLUB WATER SYSTEM | CA5101010 | California | Transient Non-Community | 55 |
| MANSFIELD INN MOTEL | OH7043712 | California | Transient Non-Community | 55 |
| MOKELUMNE MOBILE SENIOR PARK | CA3900719 | California | Community | 55 |
| O'BANION ROAD MARKET | CA5101203 | California | Transient Non-Community | 55 |
| GRANDE MOBILE MANOR | CA4000645 | California | Community | 55 |
| SOUTH BUTTE ROPERS, INCORPORATED | CA5101207 | California | Transient Non-Community | 55 |
| FREEMARK ABBEY WINERY | CA2800561 | California | Non-Transient Non-Community | 55 |
| SHASTA HORIZON MOBILE HOME PARK | CA4700541 | California | Community | 55 |
| FRENCHMAN DAM TRAILER PARK | CA3200146 | California | Transient Non-Community | 55 |
| FOSTER FARMS - CEDAR HATCHERY | CA1000566 | California | Non-Transient Non-Community | 55 |
| CARRIAGE SQUARE | CA5100119 | California | Non-Transient Non-Community | 55 |
| PRESTON WINERY | CA4901090 | California | Transient Non-Community | 55 |
| RIM ROCK WATER COMPANY | CA4000750 | California | Community | 55 |
| LITTLE BALDY WATER | CA1900158 | California | Community | 55 |
| MCUSD -COULTERVILLE-GREELEY HILL SCHOOL | CA2210908 | California | Non-Transient Non-Community | 55 |
| CAMP WATERMAN MWC | CA3600064 | California | Community | 55 |
| MEADOWLARK MOBILE HOME PARK | MT0000082 | California | Community | 55 |
| HUMBOLDT WOODLANDS MUTUAL | CA0400149 | California | Community | 55 |
| CARDINAL VILLAGE RESORT | CA1400067 | California | Transient Non-Community | 55 |
| PHILPOT CAMPGROUND | CA5305302 | California | Transient Non-Community | 55 |
| PEROZZI'S 99 NORTH FOOD & GAS | CA5103004 | California | Transient Non-Community | 55 |
| TOWN & COUNTRY INN | CA3900592 | California | Transient Non-Community | 55 |
| SIERRA CASCADE NURSERY | CA1805005 | California | Non-Transient Non-Community | 55 |
| HULL CREEK CAMPGROUND | CA5500185 | California | Transient Non-Community | 55 |
| OCTAGON, THE | CA2202084 | California | Transient Non-Community | 55 |
| DAYTON VALLEY MHP | NV0000033 | California | Community | 55 |
| JOYS MOBILE HOME PARK | CA0400031 | California | Community | 55 |
| ELMCO WEST CAMP | CA5400727 | California | Transient Non-Community | 55 |
| Gori s Tavern & Restaurant | CA5200619 | California | Transient Non-Community | 55 |
| HARMONY MOBILE HOME PARK | CA0400037 | California | Community | 55 |
| PADJUNES PROFESSIONAL CENTER | CA2902399 | California | Transient Non-Community | 55 |
| ROLLING WHEELS MHP | AZ0412309 | California | Community | 55 |
| AG VILLAGE WATER SYSTEM | CA5100173 | California | Non-Transient Non-Community | 55 |
| BUTTE VALLEY MIDDLE SCHOOL | CA4700575 | California | Non-Transient Non-Community | 55 |
| BUCK RIDGE HENSLEY LAKE | CA2000749 | California | Transient Non-Community | 55 |
| COMSTOCK WINERY | CA4901423 | California | Transient Non-Community | 55 |
| PHILPOT CAMPGROUND | CA5300108 | California | Transient Non-Community | 55 |
| DEL MONTE FARMS RD WS #03 | CA2700541 | California | Community | 55 |
| TOM & MARY MCKELLAR | CA2300559 | California | Community | 55 |
| DONUM ESTATE WATER SYSTEM | CA4901447 | California | Transient Non-Community | 55 |
| VIKING RV PARK | CA1000454 | California | Community | 55 |
| KENNEDY MEADOWS GENERAL STORE | CA5401062 | California | Transient Non-Community | 55 |
| IDYLWILDE TRACT ASSOCIATION | CA1000007 | California | Transient Non-Community | 55 |
| DARTMOUTH COVE CREEK 1 | CA0900604 | California | Transient Non-Community | 55 |
| SOUTH SAN JOAQUIN IRR DIST | CA3900888 | California | Non-Transient Non-Community | 55 |