OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00860
PWS Name: TERREBONNE DOMESTIC WATER DISTRICT
 
Who Was Contacted: Dan Bruce
Contact Phone: 503-522-6725
Contact Date: 11/09/2021
Contacted By: FREUND, JEFF (DESCHUTES COUNTY)
Contact Method/Location: Phone
 
Assistance Type: WATER QUALITY ALERT RESPONSE
Reasons: Coliform
 
Details: Two distribution routines tc+ following 11/4 routine positives. Wells #3 and #4 absent and a mixed sample representing both reservoirs absent. Spoke with Dan and no obvious cause. System will chlorinate (about 1mg/L) now and in about 2 weeks to see if it addresses the problem. We discussed possible biofilms. System will take routine samples again in December. Will conduct level 2 investigation.
 
Associated Alerts: COLI21631 - 11/08/2021 - COLIFORM (TCR)