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OHA Drinking Water Services Water Advisory Details |
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| PWS ID: | OR41 00375 |
| PWS Name: | POWER CITY WATER CO-OP |
| Advisory Type: | Boil Water |
| Reason: | E. coli, Confirmed at GW Source Without Treatment |
| Area Affected: | System-wide |
| Affected Populations: | All |
| Begin Date: | Dec 17, 2024 |
| Date Lifted: | Dec 23, 2024 |
| Contacted By: | GOSS, BILL (DWP - PENDLETON) |
| Who Was Contacted: | Marleene Merritt |
| Contact Phone: | 541-922-2711 |
| Details: | Received alert that two of the five confirmation samples collected at the well on 12/16/24 tested positive for E. coli. Spoke with Marleene. A boil advisory is required until the minimum chlorine residual that will ensure 4-log virus inactivation is determined and in place. Lifted 12/23/2024: It has been determined that Power City Water Co-Op’s disinfection system is achieving the required 4-log (99.99) level of inactivation for viruses, making the water safe to drink. The boil advisory is lifted effective immediately. The water system will begin daily chlorine measurements to ensure the required level of disinfection is met. |
| Associated Alerts: | TCR-3330 - 12/13/2024 - COLIFORM (TCR) See also: 12/13/2024 TCR-3331 - 12/13/2024 - E. COLI See also: 12/13/2024 TCR-3338 - 12/17/2024 - COLIFORM (TCR) TCR-3339 - 12/17/2024 - COLIFORM (TCR) TCR-3340 - 12/17/2024 - COLIFORM (TCR) TCR-3341 - 12/17/2024 - COLIFORM (TCR) TCR-3342 - 12/17/2024 - COLIFORM (TCR) TCR-3343 - 12/17/2024 - E. COLI TCR-3344 - 12/17/2024 - E. COLI |