| Date of Status Change |
Active or Inactive |
Primary Source |
PWS Type |
Population | PWS Name |
| Current Status 09/19/2016 | A | GW | NC | 300 | WALLOWA LAKE TRAMWAY |
| 09/19/2016 | A | GW | NC | 200 | WALLOWA LAKE TRAMWAY |
| 07/27/2006 | A | GW | NC | 100 | WALLOWA LAKE TRAMWAY |
| Population Type |
Avg Daily Population |
Start Month |
Start Day |
End Month |
End Day |
Effective Begin Date |
Effective End Date |
| Transient | 300 | 7 | 1 | 9 | 30 | 08/10/2016 | |
| Transient | 200 | 6 | 1 | 9 | 30 | 10/08/2015 | 08/09/2016 |
| Transient | 200 | 7 | 1 | 9 | 30 | 05/13/2011 | 10/07/2015 |
| Transient | 200 | 5 | 20 | 9 | 30 | 08/09/1988 | 09/30/2010 |