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 |
|---|---|---|---|---|
| BACA TASTING ROOM | CA4901373 | California | Transient Non-Community | 53 |
| WESPAK, INC. | CA5400526 | California | Non-Transient Non-Community | 53 |
| GOLDEN EMPIRE CONCRETE COMPANY | CA1503336 | California | Non-Transient Non-Community | 53 |
| MCCALL PARK - RIV.COUNTY PARKS | CA3301570 | California | Transient Non-Community | 53 |
| RANCHO CUCA ASSOCIATION | CA3700927 | California | Transient Non-Community | 53 |
| OCEAN GROVE LODGE | CA1200772 | California | Transient Non-Community | 53 |
| STOCKING RANCH DEEPWELL | CA4800767 | California | Non-Transient Non-Community | 53 |
| OAK PARK WS | CA2700999 | California | Transient Non-Community | 53 |
| PRINCE MART | CA5403013 | California | Transient Non-Community | 53 |
| HAT CREEK - WILSON | 090605035 | California | Community | 53 |
| RIVER RD WS #34 | CA2702799 | California | Transient Non-Community | 53 |
| COUNTRY MEADOW APARTMENTS | ME0091900 | California | Community | 53 |
| MODOC VINEYARD ACADEMY | CA2500513 | California | Non-Transient Non-Community | 53 |
| VISTA ROBLES ASSOCIATION | CA4400625 | California | Community | 53 |
| MONTECITO MUTUAL WATER COMPANY | CA3600173 | California | Community | 53 |
| SIMONSEN LABORATORIES INC | CA4300922 | California | Non-Transient Non-Community | 53 |
| LAKE PILLSBURY RANCH WATER COMPANY | CA1700597 | California | Transient Non-Community | 53 |
| GREEN ACRES MUTUAL WATER | CA4300573 | California | Community | 53 |
| THE COVE APARTMENTS | TX0680212 | California | Community | 53 |
| MIDWAY TRAILER PARK | CA3600396 | California | Community | 53 |
| PINE GROVE MOBILEHOME PARK | CA4500290 | California | Community | 53 |
| PIONEER UNION BIBLE CHURCH | CA3107344 | California | Transient Non-Community | 53 |
| MEADOW EDGE MHP | CA3200138 | California | Community | 53 |
| LITTLE AVENUE WATER SYSTEM | CA5200584 | California | Community | 53 |
| FCPG/CHOINUMNI CAMPGROUND | CA1000270 | California | Transient Non-Community | 53 |
| CAMP LIAHONA | CA0202547 | California | Transient Non-Community | 53 |
| ARBUCKLE RICHMOND HUNTING CLUB | CA0600017 | California | Transient Non-Community | 53 |
| PIXLEY PARK | CA5400774 | California | Transient Non-Community | 53 |
| DOS PALOS Y AUCTION YARD | CA2400058 | California | Transient Non-Community | 52 |
| SANTA LUCIA SCHOOL | CA4000767 | California | Non-Transient Non-Community | 52 |
| PG&E COOL SPRINGS CG | CA3200016 | California | Transient Non-Community | 52 |
| LAKERIDGE CAMPING/BOATING RSRT | CA1000261 | California | Transient Non-Community | 52 |
| ANDREWS AG., INC | CA1502004 | California | Transient Non-Community | 52 |
| SOSAS WATER SYSTEM | CA3601012 | California | Transient Non-Community | 52 |
| BRACKEN BRAE COUNTRY CLUB | CA4400604 | California | Community | 52 |
| LITTLE BEAR CANYON MWIA | CA3600444 | California | Community | 52 |
| MARIAH APARTMENTS | CA3100061 | California | Community | 52 |
| DEMING STOUT | CA2702104 | California | Community | 52 |
| SONOMA COUNTY PARKS-PUTNAM PARK | CA4901223 | California | Transient Non-Community | 52 |
| CANTUA CREEK VINEYARDS, IV, LLC. | CA1009051 | California | Community | 52 |
| PONDEROSA MOBILE HOME PARK | CA5500092 | California | Community | 52 |
| PAICINES RANCH | CA3500925 | California | Non-Transient Non-Community | 52 |
| MUSICK CREEK INN | CA1000305 | California | Transient Non-Community | 52 |
| LOBOS RIDGE ASSOCIATES | CA2701255 | California | Community | 52 |
| SIERRA LODGE/TRANQUILITY HOSPITALITY LLC | CA5400747 | California | Transient Non-Community | 52 |
| PALO COLORADO ASSOCIATION | CA2701258 | California | Community | 52 |
| GETTY OIL | CA1502095 | California | Community | 52 |
| LITTLE BURNT WATER ASSOC | CA3600445 | California | Community | 52 |
| RANCHO L'ABRI | CA3702349 | California | Transient Non-Community | 52 |
| MURIEL WRIGHT RESIDENTIAL CENTER | CA4300929 | California | Non-Transient Non-Community | 52 |