OHA Drinking Water Services
OR41
PWS ID: 00459 ---- GLENMORRIE COOPERATIVE ASSN
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
8/13/2025  8/28/2025 5 1 year 0.0036 0.237
8/26/2024  9/12/2024 5 1 year 0.0047 0.255
8/7/2023  8/24/2023 5 1 year 0 0.176
12/4/2022  12/15/2022 10 6 months 0 0.179
5/22/2022  6/7/2022 10 6 months 0.0020 0.231
9/2/2020  9/16/2020 5 3 years 0 0.177
9/18/2017  11/9/2017 5 3 years 0 0.128
9/18/2014  10/15/2014 5 3 years 0 0.230
9/27/2011  12/7/2011 5 3 years 0.0030 0.130
8/7/2008  9/24/2008 5 3 years 0.0025 0.175
8/29/2005  9/23/2005 5 3 years 0.0035 0.070
1/1/2001  -  12/20/20011/15/2002 5 1 year 0.0020 0.170
1/1/1994  -  6/19/19947/13/1994 10 6 months 0.0020 0.360
7/1/1993  -  12/10/19931/26/1994 10 6 months 0.0030 0.360


More information for this water system: SDWIS ID 4046
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