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 |
|---|---|---|---|---|
| OAKVALE PARK | CA3700962 | California | Community | 260 |
| RALPH'S DELI | CA4300731 | California | Transient Non-Community | 260 |
| VINEYARD MUTUAL WATER COMPANY/INDUSTRIAL | CA5602120 | California | Non-Transient Non-Community | 259 |
| CAMP SUGAR PINE | CA2000560 | California | Transient Non-Community | 258 |
| SARATOGA HEIGHTS MUTUAL WATER COMPANY | CA4300545 | California | Community | 258 |
| IVCSD CRESCENT MILLS | CA3200510 | California | Community | 258 |
| SUNBIRD MOBILE HOME PARK | CA3301755 | California | Community | 258 |
| KERMAN EVENT CENTER | CA1000674 | California | Transient Non-Community | 258 |
| LDS CHURCH MERCED | CA2400327 | California | Transient Non-Community | 257 |
| YUCAIPA VALLEY C W D - I D 1 | CA3301761 | California | Community | 257 |
| MORADA OAKS MOBILEHOME COMM | CA3900704 | California | Transient Non-Community | 256 |
| NAZARENE CHRISTIAN SCHOOL | CA3900997 | California | Transient Non-Community | 256 |
| GREEN ACRES TRAILER PARK | CA2300775 | California | Transient Non-Community | 256 |
| PHENEGER CREEK WS | CA2702373 | California | Non-Transient Non-Community | 256 |
| SCE/CAMP EDISON-SHAVER | CA1000282 | California | Transient Non-Community | 256 |
| ASHVILLE COUNTRY ESTATES PWS | OH6501112 | California | Community | 256 |
| CCWD - WALLACE | CA0510019 | California | Community | 255 |
| WOODLAND ELEMENTARY SCHOOL | CA2204030 | California | Non-Transient Non-Community | 255 |
| GILL SIDHU CHEVRON | CA4810034 | California | Transient Non-Community | 255 |
| WILSON SCHOOL | CA4900712 | California | Transient Non-Community | 255 |
| PAUL HADLEY | CA3301072 | California | Community | 255 |
| NEWBERRY ELEMENTARY SCHOOL | CA3600790 | California | Non-Transient Non-Community | 255 |
| WOODLAND ELEMENTARY SCHOOL | CA2200030 | California | Transient Non-Community | 255 |
| PINE VALLEY BIBLE CONFERENCE CENTER | CA3701934 | California | Community | 255 |
| HOPE ELEMENTARY SCHOOL | CA5400994 | California | Non-Transient Non-Community | 255 |
| WILDEWOOD MUTUAL WATER CO., INC. | CA5100109 | California | Community | 255 |
| CAL 20 VILLAGE AND MEADOW POINTE PARK | CA1700595 | California | Community | 255 |
| RIVER BEND RESORT | CA4900745 | California | Transient Non-Community | 255 |
| NAPA MOBIL MANOR | CA2800544 | California | Community | 255 |
| HITCHIN POST RV | TX0950078 | California | Transient Non-Community | 255 |
| SILVERADO PINES MOBILE HOME | CA2800548 | California | Community | 255 |
| PUEBLO TRAILER PARK - INACTIVE | CA2800546 | California | Community | 255 |
| Robinson Rancheria Gas Station | 090605171 | California | Transient Non-Community | 255 |
| TAHOE TIMBER TRAILS | CA2900507 | California | Non-Transient Non-Community | 254 |
| ARTOIS COMMUNITY S.D. | CA1100203 | California | Community | 254 |
| U.S.N., SAN NICOLAS ISLAND | CA5610702 | California | Community | 254 |
| IRISH BEACH WATER DISTRICT | CA2310012 | California | Community | 254 |
| NPS - KELSO DEPOT | CA3610301 | California | Transient Non-Community | 254 |
| BRANCH ELEMENTARY SCHOOL | CA4000675 | California | Non-Transient Non-Community | 253 |
| ALMOND GROVE MOBILE PARK | CA0400040 | California | Community | 253 |
| NID SCOTTS FLAT LAKE RESERVOIR | CA2900599 | California | Transient Non-Community | 253 |
| CLEAR WATER MUTUAL WATER COMPANY | CA1700546 | California | Community | 252 |
| SUSAN HILLS ESTATES WC | CA1800529 | California | Community | 252 |
| WEIMAR WATER COMPANY | CA3100021 | California | Community | 252 |
| 132 INVESTMENTS WATER SYSTEM | CA3901031 | California | Community | 252 |
| HOUGHTON-KEARNEY SCHOOL | CA1000206 | California | Non-Transient Non-Community | 252 |
| SONOMA COUNTY PARKS-VET. MEMORIAL BEACH | CA4901222 | California | Transient Non-Community | 252 |
| GORMAN'S RESTAURANT | CA5700557 | California | Transient Non-Community | 252 |
| RUTH LAKE RECREATION AREA | CA5305004 | California | Transient Non-Community | 252 |
| ROYAL OAKS PARK WS | CA2700636 | California | Transient Non-Community | 251 |