OHA Drinking Water Services
OR41
PWS ID: 95224 ---- MICHAEL CURRY DESIGN
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
6/24/2025  7/9/2025 5 3 years 0 0.011
9/27/2022  10/19/2022 5 3 years 0 0
9/26/2019  10/7/2019 5 3 years 0 0
6/16/2016  -  7/7/2016 5 3 years 0 0.176
6/16/2016  -  7/7/20167/12/2016 5 3 years 0.0010 0.176
6/29/2011  7/18/2011 5 3 years 0 0.004
9/3/2008  10/23/2008 5 3 years 0 0.235
1/25/2007  8/24/2007 5 1 year 0 0.680
2/16/2006  8/24/2007 5 1 year 0 1.275
1/20/2005  -  2/3/20053/11/2005 5 6 months 0.0015 1.485


More information for this water system: SDWIS ID 4845
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PFAS data are now located on the Chemical Results page.
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