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OHA Drinking Water Services Contact Report Details
PWS ID:	OR41 05950
PWS Name:	57TH & MAPLE WATER SYSTEM

Who Was Contacted and Phone:	Mary McKenzie (541) 923-2268
Contact Date:	01/04/2008
Contacted By:	FREUND, JEFF (DESCHUTES COUNTY)
Contact Method/Location:	Office

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

Details:	SUMMARY: none DETAILS: Routine on 12/5 positive for e-coli. Repeats on 12/6 all positive. Discussed chlorination and PN with Mary. PN hand delivered to all 4 homes on 12/7 (attached). Calhypo tablet placed in well on 12/17. 01/02/08 sample positive for total but absent for fecal. No more chlorine residual in system. ACTION NEEDED: Continue periodic chlorination with liquid bleach and take 2 monthly routine samples to rule out e-coli. Will schedule sanitary survey asap. Discussed possibility of continuous chlorination if source of contamination cannot be found.

Associated Alerts:	COLI4869 - 12/06/2007 - COLIFORM (TCR) , E. COLI COLI4869 - 12/06/2007 - COLIFORM (TCR) , E. COLI