OHA Drinking Water Services
OR41
PWS ID: 01232 ---- RIVER MEADOWS IMPROVEMENT DIST
Lead & Copper

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Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/17/2025  9/26/2025 5 3 years 0 0.018
8/31/2022  9/19/2022 5 3 years 0 0.030
8/21/2019  8/30/2019 5 3 years 0 0.025
8/15/2016  -  8/16/20168/26/2016 5 3 years 0 0.039
8/28/2013  9/24/2013 5 3 years 0 0.097
8/24/2010  10/5/2010 5 3 years 0.0065 0.086
6/12/2007  8/1/2007 5 3 years 0 0.028
9/1/2004  10/12/2004 5 3 years 0 0.105
1/1/1999  -  7/18/20018/6/2001 5 3 years 0 0.074
1/1/1998  -  10/13/199810/21/1998 5 1 year 0.0031 0.045
1/1/1996  -  10/1/199611/27/1996 5 1 year 0.0012 0.052
1/1/1995  -  7/27/19959/14/1995 5 1 year 0.0015 0.008
1/1/1994  -  5/26/19949/12/1994 10 6 months 0.0080 0.037
7/1/1993  -  8/26/19939/12/1994 10 6 months 0.0016 0.051


More information for this water system: SDWIS ID 3835
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