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Water Advisory Details

PWS ID: OR41 00935
PWS Name: WASCO, CITY OF
 
Advisory Type: Boil Water
Reason: E. coli, Confirmed in Distribution
Area Affected: System-wide
Affected Populations: All
 
Begin Date: Oct 07, 2025
Date Lifted: Oct 10, 2025
 
Contacted By: SEERUP, JOSH (DWP)
Who Was Contacted: CURTIS HOLLIBAUGH
Contact Phone: 541-442-5515
 
Details: City of Wasco, a community water system in Sherman County serving a population of approximately 460 persons, is on a boil water advisory due to confirmed E. coli in the distribution system, possibly stemming from a recent power outage. A boil order notice will be hand-delivered to residents and posted in conspicuous places in the city. OHA and the city have discussed corrective actions and steps needed to lift the advisory. See 10/3 contact report for details.

Update 10/08/2025:  Operator reported the repeat samples were submitted today 10/8/25.

Lifted 10/10/2025:  The operator reported that the laboratory confirmed all samples collected on 10/9/25 were absent of Total Coliform and E. coli. The laboratory will be submitting official results to the State. The operator has completed and distributed the Problem Corrected Notice to the community.



More information for this water system: SDWIS ID 3475

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