| Date of Status Change |
Active or Inactive |
Primary Source |
PWS Type |
Population | PWS Name |
| Current Status 07/20/2022 | A | GW | NTNC | 45 | COLUMBIA RIVER PUD |
| 07/20/2022 | A | GW | NTNC | 45 | COLUMBIA RIVER PUD |
| 04/13/2022 | A | GW | NTNC | 45 | COLUMBIA RIVER PUD |
| 02/09/2018 | A | GW | NTNC | 40 | COLUMBIA RIVER PUD |
| 02/07/2018 | A | GW | NTNC | 40 | COLUMBIA RIVER PUD |
| 03/30/2004 | A | GW | NTNC | 35 | COLUMBIA RIVER PUD |
| 03/20/2002 | A | GW | NTNC | 35 | COLUMBIA RVR. PEOPLES UTILITY |
| Population Type |
Avg Daily Population |
Start Month |
Start Day |
End Month |
End Day |
Effective Begin Date |
Effective End Date |
| Non-transient | 45 | 1 | 1 | 12 | 31 | 10/20/2017 | |
| Non-transient | 40 | 1 | 1 | 12 | 31 | 01/09/2004 | 10/19/2017 |
| Non-transient | 35 | 1 | 1 | 12 | 31 | 05/07/1990 | 01/08/2004 |