OHA Drinking Water Services
OR41
PWS ID: 01139 ---- MIDLAND WATER ASSOCIATION
Lead & Copper

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Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
6/7/2022  6/20/2022 5 3 years 0 0
8/21/2018  -  8/22/20189/27/2018 5 3 years 0 0.208
9/8/2015  9/21/2015 5 3 years 0 0
9/23/2012  -  9/25/201210/5/2012 5 3 years 0.0070 0.126
9/16/2009  10/19/2009 5 3 years 0.0050 0.100
9/12/2006  -  9/14/20062/9/2007 10 3 years 0 0.110
9/17/2003  10/23/2003 10 3 years 0 0.080
1/1/1999  -  9/20/200010/10/2000 5 3 years 0 0.110
1/1/1997  -  9/17/199712/12/1997 5 1 year 0.0060 0.200
1/1/1996  -  9/25/199612/7/1999 5 1 year 0.0050 0.010
1/1/1995  -  5/14/19956/26/1995 5 1 year 0.0020 0.180
1/1/1994  -  5/11/19946/1/1994 10 6 months 0.0070 0.120
7/1/1993  -  11/26/19931/3/1994 10 6 months 0.0010 0.020


More information for this water system: SDWIS ID 4011
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