| Date of Status Change |
Active or Inactive |
Primary Source |
PWS Type |
Population | PWS Name |
| Current Status 06/17/2024 | I | GW | NC | 25 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 06/17/2024 | A | GW | NC | 25 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 09/29/2022 | A | GW | NC | 25 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 07/23/2007 | I | GW | NC | 25 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 08/18/2006 | I | GW | NP | 25 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 09/21/2005 | A | GW | NC | 50 | USFS OREGON TRAIL BLUE MTN CROSSING |
| 12/27/2002 | A | GW | NC | 50 | USFS OREGON TRAIL BLUE MTN. CROSSING |
| 12/24/2002 | A | GW | NC | 50 | USFS BLUE MTN CROSSING |
| Population Type |
Avg Daily Population |
Start Month |
Start Day |
End Month |
End Day |
Effective Begin Date |
Effective End Date |
| Transient | 25 | 7 | 1 | 8 | 31 | 10/04/2022 | |
| Transient | 25 | 7 | 1 | 9 | 30 | 07/01/2006 | 10/01/2022 |
| Transient | 25 | 7 | 1 | 9 | 30 | 08/24/2005 | 09/30/2005 |
| Transient | 50 | 7 | 4 | 9 | 30 | 09/19/2002 | 08/23/2005 |
| Transient | 50 | 4 | 1 | 9 | 30 | 06/17/1993 | 09/18/2002 |