OHA Drinking Water Services
OR41
PWS ID: 01508 ---- HIDDEN MEADOWS 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
9/13/2021  -  9/20/202110/1/2021 5 3 years 0.0019 0
9/6/2018  -  9/17/201810/1/2018 5 3 years 0.0073 0
7/8/2015  -  7/13/20157/24/2015 6 3 years 0.0039 0
8/21/2012  -  9/16/201210/5/2012 6 3 years 0 0.049
12/21/2009  -  12/22/20091/4/2010 6 6 months 0 0.040
6/27/2009  -  6/29/20097/13/2009 9 6 months 0 0.066


More information for this water system: SDWIS ID 4969
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