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OHA Drinking Water Services Contact Report Details
PWS ID:	OR41 00665
PWS Name:	TUALATIN VALLEY WATER DISTRICT

Who Was Contacted and Phone:	Joel Cary (503) 848-3019
Contact Date:	12/18/2012
Contacted By:	BAIRD, GREGG (REGION 1)
Contact Method/Location:	Office

Assistance Type:	WATER QUALITY ALERT RESPONSE
Reasons:	Coliform N/A

Details:	SUMMARY: Routine +TC DETAILS: Joel notified the department that a routine sample collected yesterday 12/17/12 in TVWD’s system was positive for total coliform bacteria, negative for E. coli. Repeat samples are scheduled to be collected early this afternoon. Chlorine levels were normal (0.97 mg/L) and site data indicated water quality was within all anticipated ranges. No triggered source water samples will be collected from the Grabhorn well as it was not in use at the time. ACTION NEEDED: No further action needed at this time-- will wait for results of repeat samples and respond accordingly. Update: TVWD notified the department wednesday morning 12/19/12 that all repeat sampling was absent of coliform.

Associated Alerts:	COLI11327 - 12/18/2012 - COLIFORM (TCR)