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 |
|---|---|---|---|---|
| FCSA 10 - CUMORAH KNOLLS | CA1000039 | California | Community | 132 |
| SHASTA RETREAT WATER CO | CA4700530 | California | Community | 132 |
| ASHFORD HIGHLANDS MWC | CA3500900 | California | Community | 132 |
| VINA MONTEREY | CA2701030 | California | Community | 132 |
| ROBBS RESORT | CA0900420 | California | Transient Non-Community | 132 |
| VALDEZ TRACT COMMUNITY | CA3500506 | California | Community | 132 |
| CHRISTMAS COVE | CA4000642 | California | Transient Non-Community | 132 |
| TEJON RANCH MAIN HEADQUARTERS | CA1500413 | California | Community | 132 |
| EDNA VALLEY RANCH EAST | CA4000202 | California | Community | 132 |
| KIRK CREEK CAMPGROUND | CA2701318 | California | Community | 132 |
| CARTAGO MUTUAL WATER COMPANY | CA1400027 | California | Community | 132 |
| SHAFFER S HIGH SIERRA CAMP | CA4600062 | California | Transient Non-Community | 131 |
| TREASURE CREEK WOODS MWC | CA5301101 | California | Community | 131 |
| OLIVAREZ HONEY BEES | CA1105005 | California | Non-Transient Non-Community | 131 |
| COUNTRY SQUIRE MOBILE ESTATES & WATER SY | CA3900607 | California | Community | 131 |
| CLEAR SKIES MOBILE HOME PARK | CA1900817 | California | Community | 131 |
| MOUNTAIN VALLEY APTS & RVP | CA5200571 | California | Community | 131 |
| PALOMAR MTN. SP - DOANE VALLEY | CA3710316 | California | Transient Non-Community | 131 |
| CASSEL PARK MUTUAL WATER CO | CA4500173 | California | Community | 131 |
| WALMART WASHINGTON | IL3148759 | California | Transient Non-Community | 131 |
| MINTURN NUT CO., INC. | CA2400223 | California | Non-Transient Non-Community | 130 |
| MELODY ACRES MHP | FL6531186 | California | Non-Transient Non-Community | 130 |
| ANDREINI BUSINESS PARK WATER SYSTEM | CA4500011 | California | Non-Transient Non-Community | 130 |
| TRACTOR SUPPLY LABELLE | FL5264111 | California | Transient Non-Community | 130 |
| SKY TERRACE MOBILE HOME PARK | CA1900664 | California | Community | 130 |
| DOWNEY VALLEY MUTUAL | CA1900672 | California | Community | 130 |
| CAMP LACKEY | CA3301098 | California | Transient Non-Community | 130 |
| TEEN CHALLENGE | CA5403213 | California | Community | 130 |
| WILDLAND TRAINING CENTER | CA1502691 | California | Non-Transient Non-Community | 130 |
| DWR-CHRISMAN PUMPING PLANT/WIND GAP | CA1503211 | California | Non-Transient Non-Community | 130 |
| CAREFREE MOBILE HOME PARK | CA3301103 | California | Community | 130 |
| STORZ REALTY AND MANAGEMENT | CA3400188 | California | Community | 130 |
| NATOMAS UNION SCHOOL DUPLICATE | CA3400276 | California | Non-Transient Non-Community | 130 |
| SYAR INDUSTRIES | CA2800580 | California | Non-Transient Non-Community | 130 |
| TRINIDAD EXTENDED STAY RV | CA1200706 | California | Community | 130 |
| IGO ONO SCHOOL | CA4500188 | California | Non-Transient Non-Community | 130 |
| OLD RIVER MUTUAL WATER COMPANY | CA1500096 | California | Community | 130 |
| HOWARD TRAINING CENTER | CA5000093 | California | Transient Non-Community | 130 |
| W E AND M MARTIN TRAILER PARK | CA3702320 | California | Community | 130 |
| MCCAIN VALLEY CC #21 | CA3710801 | California | Community | 130 |
| TRIPLE S RANCH | CA4901044 | California | Transient Non-Community | 130 |
| USDA AGRICULTURAL RESEARCH SERVICE | CA1000565 | California | Non-Transient Non-Community | 130 |
| SUNSET HEIGHTS COMMUNITY S. D. | CA0510013 | California | Community | 130 |
| GRANT LAKE MARINA | CA2600552 | California | Transient Non-Community | 130 |
| COACHELLA VALLEY WTR DIST | CA3310043 | California | Community | 130 |
| MARKOVITS AND FOX | CA4300732 | California | Transient Non-Community | 130 |
| CSP-JACK LONDON STATE HISTORIC PARK | CA4910305 | California | Transient Non-Community | 130 |
| ARROYO CENTER WC | CA2701658 | California | Community | 130 |
| EVERGREEN LODGE | CA5500089 | California | Non-Transient Non-Community | 130 |
| MOBILE VILLAS TRAILER PARK | CA3901081 | California | Community | 130 |