Browse Water Systems
4,372 public water systems in ID.
Public Water Systems Database
Browse 4,372 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 |
|---|---|---|---|---|
| GEM STATE - BAR CIRCLE S RANCH | ID1280010 | Idaho | Community | 633 |
| DOWNEY CITY OF | ID6030012 | Idaho | Community | 625 |
| JULIAETTA CITY OF | ID2290018 | Idaho | Community | 624 |
| USPS CRATERS OF THE MOON NATIONAL PARK | ID6120023 | Idaho | Transient Non-Community | 616 |
| LDS LANSING LANE | ID3140253 | Idaho | Transient Non-Community | 614 |
| USTICK ELEMENTARY | ID4010153 | Idaho | Non-Transient Non-Community | 609 |
| KOOSKIA WATER DEPT | ID2250032 | Idaho | Community | 607 |
| LOOKOUT PASS SKI AREA | ID1400067 | Idaho | Transient Non-Community | 600 |
| TAYLOR MOUNTAIN WATER AND SEWER DISTRICT | ID7100023 | Idaho | Community | 600 |
| REAL LIFE MINISTRIES NORTH | ID1280353 | Idaho | Transient Non-Community | 600 |
| IDAHO NATIONAL GUARD ORTC FACILITY | ID4010234 | Idaho | Non-Transient Non-Community | 600 |
| ECHO BEACH WATER SYSTEM | ID1280067 | Idaho | Community | 600 |
| FORT HALL WATER AND SEWER DIST | ID6060018 | Idaho | Community | 600 |
| CHALLIS MUNICIPAL | ID7190018 | Idaho | Community | 600 |
| KOOTENAI-PONDERAY W&S DISTRICT | ID1109410 | Idaho | Community | 600 |
| LAMB WESTON INC. | ID6390013 | Idaho | Non-Transient Non-Community | 600 |
| WORLEY CITY OF | ID1280206 | Idaho | Community | 591 |
| INL CFA | ID6120008 | Idaho | Non-Transient Non-Community | 585 |
| KINGSTON WATER DIST 1 | ID1400030 | Idaho | Community | 585 |
| NEW MEADOWS CITY OF | ID3020012 | Idaho | Community | 582 |
| LDS CHURCH - SHADOW MTN | ID7100005 | Idaho | Transient Non-Community | 581 |
| SALEM LDS CHURCH | ID7330024 | Idaho | Transient Non-Community | 581 |
| MELBA CITY OF | ID3140070 | Idaho | Community | 576 |
| MACKAY CITY OF | ID7190032 | Idaho | Community | 566 |
| CHILCO SERVICE AREA | ID1280048 | Idaho | Community | 563 |
| SYRINGA HEIGHTS WATER DIST | ID1090136 | Idaho | Community | 550 |
| WILLIAM W MATHER /HOLLERAN | ID3719203 | Idaho | Community | 550 |
| MEADOWS AT WEST MOUNTAIN | ID4430103 | Idaho | Community | 550 |
| WEST BONNER WATER DIST 1 | ID1090151 | Idaho | Community | 545 |
| RUSTIC ACRES MOBILE HOME PARK | ID4010126 | Idaho | Community | 540 |
| JOE T FALLINI (BLM) | ID7190005 | Idaho | Transient Non-Community | 540 |
| SUNNYRIDGE LDS CHURCH | ID3140248 | Idaho | Transient Non-Community | 539 |
| NOTUS CITY OF | ID3140083 | Idaho | Community | 539 |
| PARIS CITY OF | ID6040022 | Idaho | Community | 535 |
| BEE LINE WATER ASSN INC | ID1110001 | Idaho | Community | 533 |
| FMC CORP | ID6390006 | Idaho | Non-Transient Non-Community | 530 |
| DEARY CITY OF | ID2290008 | Idaho | Community | 529 |
| WILDERNESS RANCH OWNERS ASSOCIATION INC | ID4080055 | Idaho | Community | 525 |
| LDS CHURCH UNITY #5038650 | ID5160027 | Idaho | Transient Non-Community | 525 |
| PLUMMER TRIBAL COMMUNITY | 101612110 | Idaho | Community | 515 |
| MARSH VALLEY SENIOR HIGH SCHOOL | ID6030037 | Idaho | Non-Transient Non-Community | 512 |
| FIRTH CITY OF | ID6060016 | Idaho | Community | 511 |
| DUBOIS CITY OF | ID7170003 | Idaho | Community | 511 |
| SAGE HILL TRAVEL CENTER | 101612113 | Idaho | Transient Non-Community | 510 |
| DAYTON CITY OF | ID6210004 | Idaho | Community | 510 |
| RICHFIELD CITY OF | ID5320005 | Idaho | Community | 501 |
| INL ATR COMPLEX | ID6120020 | Idaho | Non-Transient Non-Community | 501 |
| CRAIGMONT CITY OF | ID2310001 | Idaho | Community | 501 |
| FRANKLIN STREET WATER ASSN | ID1280072 | Idaho | Non-Transient Non-Community | 500 |
| CHRIST COMMUNITY CHURCH | ID7100172 | Idaho | Transient Non-Community | 500 |