OHA Drinking Water Services Water Advisory Details |
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| PWS ID: | OR41 94089 |
| PWS Name: | ALPINE WATER CO |
| Advisory Type: | Boil Water |
| Reason: | E. coli, Confirmed in Distribution |
| Area Affected: | System-wide |
| Affected Populations: | All |
| Begin Date: | Dec 29, 2020 |
| Date Lifted: | Feb 02, 2021 |
| Contacted By: | KRUGER, SCOTT (BENTON COUNTY) |
| Who Was Contacted: | Jeanne Linsay |
| Contact Phone: | 541-424-2220 |
| Details: | On 12/22/20 the distribution system tested positive for e-coli during a routine sample. Follow up samples were submitted on 12/28/20. Repeat distribution samples are negative but the triggered source is positive for e-coli. Five confirmation samples are being submitted today. A boil water notice is being distributed. Update 01/04/2021: On 12/31/20 five source confirmation samples were submitted. Two of three samples are positive for coliform and e-coli. A level one investigation is scheduled for 1/8/21. A well evaluation request will submitted. Lifted 02/02/2021: The water system is officially on 4-log compliance monitoring. The minimum chlorine residual set at .4 ppm at the entry point. The 4-log verification worksheet was reviewed and approved by DWP technical staff. |
| Associated Alerts: | COLI20706 - 12/30/2020 - COLIFORM (TCR) , E. COLI COLI20719 - 01/04/2021 - COLIFORM (TCR) , E. COLI |