OHA Drinking Water Services
OR41
PWS ID: 01334 ---- RIMROCK WEST IMPRVMNT DIST
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
9/4/2024  9/19/2024 5 3 years 0 0.045
2/28/2021  3/9/2021 10 6 months 0 0.128
8/9/2020  -  8/25/20209/4/2020 10 6 months 0.0013 0.159
7/11/2018  -  7/13/20187/25/2018 5 3 years 0 0.108
8/14/2015  -  8/17/20159/16/2015 5 3 years 0 0.139
8/20/2012  9/29/2012 5 3 years 0.0020 0.043
8/29/2009  -  9/4/200910/1/2009 5 1 year 0.0055 0.100
5/23/2006  6/8/2006 5 1 year 0.0100 0.175
1/12/2005  1/4/2006 5 1 year 0 0.088
1/1/1994  -  4/29/19945/30/1995 10 6 months 0.0024 0.203
7/1/1993  -  9/8/199311/8/1993 10 6 months 0.0049 0.096


More information for this water system: SDWIS ID 3841
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