| Date of Status Change |
Active or Inactive |
Primary Source |
PWS Type |
Population | PWS Name |
| Current Status 01/09/2023 | A | GW | NP | 22 | HERMISTON POWER LLC |
| 01/09/2023 | A | GW | NP | 22 | HERMISTON POWER LLC |
| 10/01/2020 | A | GW | NP | 22 | JR SIMPLOT/CALPINE |
| 12/23/2005 | A | NP | 22 | JR SIMPLOT/CALPINE | |
| 12/22/2005 | A | NP | 0 | JR SIMPLOT/CALPINE | |
| 01/05/2005 | A | GW | NTNC | 650 | JR SIMPLOT/CALPINE |
| 11/23/2004 | A | GW | NTNC | 650 | JR SIMPLOT COMPANY |
| 07/15/2003 | A | GW | NTNC | 800 | JR SIMPLOT COMPANY |
| 06/19/2003 | A | GW | NTNC | 800 | J.R.SIMPLOT COMPANY |
| Population Type |
Avg Daily Population |
Start Month |
Start Day |
End Month |
End Day |
Effective Begin Date |
Effective End Date |
| Non-transient | 22 | 1 | 1 | 12 | 31 | 11/18/2004 | |
| Non-transient | 650 | 1 | 1 | 12 | 31 | 04/04/2003 | 11/17/2004 |
| Non-transient | 800 | 1 | 1 | 12 | 31 | 11/20/1997 | 04/03/2003 |