OHA Drinking Water Services
OR41
PWS ID: 94219 ---- BOISE CASCADE-WILLAMINA VENEER
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
8/17/2025  9/19/2025 5 3 years 0.0004 0.410
8/29/2022  9/19/2022 5 3 years 0 0.041
8/12/2019  8/23/2019 5 3 years 0.0100 0.211
7/29/2016  5 3 years 0 0
7/29/2016  8/25/2016 5 3 years 0 0
8/8/2012  5 3 years 0 0
8/8/2012  9/17/2012 5 3 years 0 0
8/24/2009  9/15/2009 5 3 years 0 0
8/26/2006  9/28/2006 5 3 years 0 0.035
8/2/2003  9/17/2003 5 3 years 0 0.554
1/1/1999  -  8/20/20009/11/2000 5 3 years 0 0.030
1/1/1996  -  8/10/19988/28/1998 5 3 years 0.0010 0.090
1/1/1997  -  8/9/19978/19/1997 5 1 year 0 0.080
1/1/1996  -  8/11/19969/5/1996 5 1 year 0.0020 0.290
1/1/1995  -  8/13/19959/19/1995 5 1 year 0 0.120
1/1/1994  -  3/6/19943/22/1994 5 6 months 0.0055 1.070
7/1/1993  -  8/22/199311/14/1994 5 6 months 0.0070 0.455


More information for this water system: SDWIS ID 3031
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