OHA Drinking Water Services
OR41
PWS ID: 94521 ---- SWANSON GROUP LLC PLYWOOD #3
Lead & Copper

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Corrosion Control
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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
7/16/2022  8/1/2022 5 3 years 0.0027 0.138
8/6/2019  8/24/2019 5 3 years 0.0009 0.171
7/5/2016  7/13/2016 5 3 years 0.0014 0.234
9/4/2013  9/11/2013 5 3 years 0.0020 0.032
7/8/2010  8/6/2010 5 3 years 0.0073 0.169
11/29/2007  1/3/2008 5 1 year 0.0048 0.141
4/26/2004  7/8/2004 5 1 year 0 0.141
6/3/2003  6/27/2003 5 1 year 0.0050 0.360
6/27/2002  7/22/2004 5 6 months 0.0030 0.230
5/29/2001  7/22/2004 5 6 months 0.0015 0.291


More information for this water system: SDWIS ID 1807
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