OHA Drinking Water Services
OR41
PWS ID: 01437 ---- WILLOW GLEN SUBDIVISION
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
8/15/2024  -  9/3/20249/10/2024 5 3 years 0 0.200
6/29/2021  7/6/2021 5 3 years 0 0.066
7/31/2018  -  8/1/20188/23/2018 5 3 years 0 0.087
9/29/2015  10/5/2015 5 3 years 0 0.385
9/18/2012  10/1/2012 5 3 years 0 0.312
9/19/2009  10/19/2009 5 3 years 0.0037 0.145
5/12/1972  -  12/27/20051/10/2006 5 1 year 0.0020 0.450
6/24/2004  8/9/2004 5 1 year 0.0030 0.165
7/1/1903  -  7/1/20038/6/2003 5 6 months 0.0010 0.160
1/1/2002  -  2/12/20024/5/2002 5 6 months 0.0050 0.180


More information for this water system: SDWIS ID 99
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