OHA Drinking Water Services
OR41
PWS ID: 00707 ---- LAWSON ACRES WATER ASSOCIATION
Surface Water Treatment Rule

MRDL Summary

Abbreviations:  CFE = Combined filter effluent, CT = Contact time, IFE = Individual filter effluent, MCL = Maximum contaminant level, MRDL = Maximum residual disinfection level, N = No (requirement was not met), WTP = Water treatment plant, Y = Yes (requirement was met).

Results not meeting criteria are outlined in red.

Monitoring
Period		 Date
Received		 Entry
Point		< CFE 95 %
Turbidity
MCL		< CFE Max
Turbidity
MCL		IFE
Triggers
Met		CT's
Required
Met		Chlorine
at Entry
Point
Nov 01, 2019 Dec 07, 2019 WTP-AYYYNY
Sep 01, 2019 Oct 15, 2019
Late
 WTP-AYYYYY
Jul 01, 2019 Aug 07, 2019 WTP-AYYYYY
Mar 01, 2019 Apr 11, 2019
Late
 WTP-AYYYYY
Feb 01, 2019 Mar 26, 2019
Late
 WTP-AYYYYY


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