OHA Drinking Water Services
OR41
PWS ID: 93722 ---- RAINIER SD #13
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
6/14/2022  6/23/2022 10 3 years 0.0030 0.043
7/22/2019  8/5/2019 10 3 years 0.0020 0.028
9/12/2016  9/30/2016 10 3 years 0.0040 0.043
9/18/2013  10/17/2013 10 3 years 0 0.006
8/24/2010  9/20/2010 10 3 years 0.0004 0.001
2/13/2006  3/8/2006 10 3 years 0.0019 0.002
1/1/2002  -  2/5/20022/21/2002 10 3 years 0.0040 0.019
1/1/1998  -  10/12/199810/26/1998 10 1 year 0.0076 0.008
1/1/1996  -  6/5/19966/26/1996 10 1 year 0 0.003
1/1/1995  -  9/12/19959/25/1995 10 1 year 0.0040 0
1/1/1994  -  5/2/19945/20/1994 20 6 months 0.0030 0
7/1/1993  -  11/1/199311/15/1993 20 6 months 0.0110 0.050


More information for this water system: SDWIS ID 1426
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