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 |
|---|---|---|---|---|
| CALPORTLAND ORO GRANDE PLANT | CA3601061 | California | Non-Transient Non-Community | 150 |
| PATTERSON PROFESSIONAL PLAZA | CA4200655 | California | Non-Transient Non-Community | 150 |
| DORNER FAMILY VINEYARDS | CA1503677 | California | Transient Non-Community | 150 |
| PETERSONS CORNER WATER SYSTEM | CA2900595 | California | Transient Non-Community | 150 |
| COUNTY MAINTENANCE | CA3900956 | California | Transient Non-Community | 150 |
| SECURITY MHP | CO0121750 | California | Community | 150 |
| SHADY REST TRAILER COURT | CA3900755 | California | Community | 150 |
| FEMINO'S BLUE GUM CAFE | CA1100207 | California | Transient Non-Community | 150 |
| SUNRISE COVE MARINA NO. 1 | GA1390076 | California | Transient Non-Community | 150 |
| SUNRISE COVE MARINA NO.2 | GA1390034 | California | Transient Non-Community | 150 |
| ADKINS HILL VILLAGE | OK3004711 | California | Community | 150 |
| BIDART BROTHERS - SOUTH MINTER | CA1502754 | California | Non-Transient Non-Community | 150 |
| CAMP LODESTAR | CA0500026 | California | Transient Non-Community | 150 |
| HERB FLEMING | CA2700888 | California | Community | 150 |
| Grindstone Rancheria | 090605004 | California | Community | 150 |
| YOSEMITE NPS-WAWONA | CA2210510 | California | Community | 150 |
| EVERETT S HILLIARD | CA2700895 | California | Community | 150 |
| NORTHRIDGE ELEMENTARY SCHOOL | CA0900405 | California | Transient Non-Community | 150 |
| CAMP RUCKER LAKE | CA2900516 | California | Transient Non-Community | 150 |
| CAL FIRE BASELINE CONSERVATION CAMP | CA5510852 | California | Community | 150 |
| SILVER PONY SCHOOL | CA2800665 | California | Transient Non-Community | 150 |
| BAKERSFIELD 420 CLUB | CA1503392 | California | Transient Non-Community | 150 |
| WESTERN WATERWAYS | CA4800754 | California | Transient Non-Community | 150 |
| SOLANO IRRIGATION DIST | CA4800765 | California | Community | 150 |
| CAMP LIAHONA REDWOODS | CA4901109 | California | Transient Non-Community | 150 |
| TWO RIVERS SPORT CAMP | CA3200205 | California | Transient Non-Community | 150 |
| FAIRWAY WATER CO | CA5401098 | California | Community | 150 |
| YOSEMITE NPS-VOGELSANG | CA2210509 | California | Transient Non-Community | 150 |
| DOUGLAS MORRIS CAMP #65-46 | CA3900879 | California | Transient Non-Community | 150 |
| LAKE PILLSBURY RESORT & MARINA INC | CA1700599 | California | Transient Non-Community | 150 |
| KINGDOM HALL OF JEHOVAH'S WITNESSES, BER | CA3106491 | California | Transient Non-Community | 150 |
| LIA HONA CLUB L.D.S. | CA5500140 | California | Transient Non-Community | 150 |
| MIDLAND SCHOOL | CA4200618 | California | Community | 150 |
| BUHACH PENTECOST HALL | CA2400034 | California | Transient Non-Community | 150 |
| KLINK CITRUS ASSOC | CA5400900 | California | Transient Non-Community | 150 |
| CALPLANT I, LLC | CA1105004 | California | Non-Transient Non-Community | 150 |
| COLLEGEVILLE MARKET & CAFE | CA3900965 | California | Transient Non-Community | 150 |
| JOSTEN S | CA5400901 | California | Transient Non-Community | 150 |
| YMCA CAMP HIGH SIERRA | CA2600582 | California | Transient Non-Community | 150 |
| FOSTER ROAD MUTUAL WATER COMPANY | CA4200556 | California | Community | 150 |
| VISTA PT ROAD SIDE SPRING | CA4500034 | California | Transient Non-Community | 150 |
| HARMONY RIDGE MARKET | CA2901528 | California | Transient Non-Community | 150 |
| LAKE MC CLURE BOAT CLUB MHP | CA2200064 | California | Transient Non-Community | 150 |
| WESTERN NOMADS | CA5100171 | California | Transient Non-Community | 150 |
| WALKER RANCH CSD | CA3205001 | California | Community | 150 |
| AUSTIN CREEK MUTUAL (SPRINGHILL) | CA4900630 | California | Community | 150 |
| KERN ENERGY | CA1502771 | California | Non-Transient Non-Community | 150 |
| RITE OF PASSAGE/SIERRA RIDGE | CA0500091 | California | Community | 150 |
| BUTANO CANYON MUTUAL | CA4100503 | California | Community | 150 |
| CACHE CREEK MOBILE HOME PARK | CA1700581 | California | Community | 150 |