OHA Drinking Water Services
OR41
PWS ID: 91509 ---- SAMS VALLEY ELEM SD #6
Lead & Copper

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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/10/2021  9/23/2021 5 3 years 0.0005 0.030
8/7/2018  -  8/15/20188/23/2018 5 3 years 0.0006 0.030
9/17/2015  9/24/2015 5 3 years 0.0060 0.006
6/15/2012  6/25/2012 5 3 years 0.0018 0.029
7/17/2009  8/6/2009 5 3 years 0.0010 0.030
7/14/2005  8/3/2005 5 3 years 0 0.021
9/27/2002  10/15/2002 5 1 year 0.0027 0.079
1/1/1998  -  9/18/199810/14/1998 5 1 year 0 0.090
7/1/1997  -  11/14/199712/12/1997 10 6 months 0.0020 0.090
7/1/1993  -  11/19/199312/1/1993 10 6 months 0.0010 0.053


More information for this water system: SDWIS ID 898
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