OHA Drinking Water Services
Water Advisory Details
|PWS ID:||OR41 01172|
|PWS Name:||WESTERN HILLS MH ESTATES|
|Advisory Type:||Boil Water|
|Reason:||E. coli, Confirmed at GW Source Without Treatment|
|Begin Date:||Jun 21, 2022|
|Date Lifted:||Jun 23, 2022|
|Contacted By:||OSBORN, DANIEL (COLUMBIA COUNTY)|
|Who Was Contacted:||Robert Trotter, Hiland Water|
|Details:||One of the 5 confirmation samples taken at the well for Western Hills MH Estates tested positive for e. coli system is now currently on a Boil Water Notice. OHA DWS sent a letter detailing the next steps and options for corrective action.
Lifted 06/23/2022: On 6/23/2022, Robert Trotter notified DWS and me that based on chlorine residual, pH, temperature, flow rate and amount of pipe to reservoir, they achieve a CT of 6. They have been able to achieve 4-log deactivation. They also got the results back from their special coliform/bacT sample which came back negative. The Boil Water Notice for the system has been lifted.
|Associated Alerts:||COLI22177 - 06/13/2022 - COLIFORM (TCR) , E. COLI See also: 12/15/2022, 06/23/2022, 06/13/2022
COLI22206 - 06/21/2022 - COLIFORM (TCR) , E. COLI See also: 12/27/2022, 12/15/2022, 06/23/2022, 06/22/2022, 06/21/2022