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

Who Was Contacted:	Tara Vanderwey
Contact Phone:	503-848-3000 (Email address hidden)
Contact Date:	06/25/2024
Contacted By:	ALFAFARA, NICOLE (DWP)
Contact Method/Location:	Email

Assistance Type:	WATER QUALITY ALERT RESPONSE
Reasons:	Coliform

Details:	System staff reached out to DWS staff informing them the system received a TC+/EC- result from a routine sample collected on June 24th near NW 143rd Ave and NW Burton Street. Chlorine residuals were 2.29 mg/L and all other water quality parameters were within expected values. No ASR or groundwater operations were underway; therefore, only three repeat samples were collected (repeat, upstream, downstream). Update 6/26/24: System informed DWS staff samples collected were TC-/EC-. No further action required.

Associated Alerts:	TCR-2211 - 06/27/2024 - COLIFORM (TCR)