| Date of Status Change |
Active or Inactive |
Primary Source |
PWS Type |
Population | PWS Name |
| Current Status 10/31/2022 | I | NP | 20 | CAMP UMATILLA - NORTH | |
| 10/31/2022 | I | GW | NP | 20 | CAMP UMATILLA - NORTH |
| 02/12/2019 | I | GW | NP | 20 | US ARMY DEPOT- UMATILLA NORTH |
| 11/01/2017 | I | GW | NP | 20 | US ARMY DEPOT- UMATILLA NORTH |
| 10/26/2017 | I | GW | NP | 20 | US ARMY DEPOT- UMATILLA NORTH |
| 01/05/2015 | A | GW | NP | 20 | US ARMY DEPOT- UMATILLA NORTH |
| 07/16/2014 | A | GW | NTNC | 200 | US ARMY DEPOT- UMATILLA NORTH |
| 10/15/2013 | A | GW | NTNC | 700 | US ARMY DEPOT- UMATILLA NORTH |
| 04/09/2013 | A | GW | NTNC | 500 | US ARMY DEPOT- UMATILLA NORTH |
| 09/18/2012 | A | GW | NTNC | 662 | US ARMY DEPOT- UMATILLA NORTH |
| 12/11/2007 | A | GW | NTNC | 662 | US ARMY DEPOT--UMATILLA NORTH |
| 12/21/2006 | A | GW | NTNC | 662 | US ARMY DEPOT--UMATILLA (NORTH) |
| 08/21/2006 | A | GW | NTNC | 900 | US ARMY DEPOT--UMATILLA (NORTH) |
| Population Type |
Avg Daily Population |
Start Month |
Start Day |
End Month |
End Day |
Effective Begin Date |
Effective End Date |
| Non-transient | 20 | 1 | 1 | 12 | 31 | 07/16/2014 | |
| Non-transient | 200 | 1 | 1 | 12 | 31 | 04/09/2013 | 07/15/2014 |
| Non-transient | 500 | 1 | 1 | 12 | 31 | 06/01/2012 | 04/09/2013 |
| Non-transient | 662 | 1 | 1 | 12 | 31 | 08/21/2006 | 05/31/2012 |
| Non-transient | 900 | 1 | 1 | 12 | 31 | 05/23/1989 | 08/20/2006 |