Contact Report Details | Data Online | Oregon Drinking Water Services

More information for this water system: SDWIS ID 4065
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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:	Dean Fritzke (503) 848-3038
Contact Date:	05/27/2005
Contacted By:	HOFELD, EVAN (REGION 1)
Contact Method/Location:	Office

Assistance Type:	WATER QUALITY ALERT RESPONSE
Reasons:	Disinfection Byproducts N/A

Details:	SUMMARY: Single HAA5 results from 1/27/03 above 0.060 mg/l DETAILS: I received an alert dated 05/27/05 for some HAA5 results taken 1/27/03 that were above 0.060 mg/l. DBP Stage 1 MCL for HAA5 is 0.060 mg/l based on a running annual average (RAA). RAA for 2004 and 2005 HAA5 was much less than 0.060 mg/l. ACTION NEEDED: No further action needed at this time.