OHA Drinking Water Services
OR41
PWS ID: 93994 ---- GREEN DIAMOND RESOURCE CO
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
9/16/2024  5 3 years 0 0.077
9/16/2024  9/26/2024 5 3 years 0.0038 0.077
8/8/2021  5 3 years 0 0.004
8/8/2021  8/23/2021 5 3 years 0.0012 0.004
8/4/2018  5 3 years 0 0.004
8/4/2018  8/14/2018 5 3 years 0.0018 0.004
8/26/2015  5 3 years 0 0.006
8/26/2015  9/3/2015 5 3 years 0.0011 0.006
7/20/2012  5 3 years 0 0.005
7/20/2012  7/31/2012 5 3 years 0.0008 0.005
8/18/2009  9/8/2009 5 3 years 0.0014 0.004
7/1/2006  7/27/2006 5 3 years 0.0013 0.005
6/15/2003  7/2/2003 5 3 years 0.0030 0
1/1/1999  -  8/19/20009/8/2000 5 3 years 0.0017 0
1/1/1997  -  6/19/19977/10/1997 5 1 year 0 0
1/1/1996  -  7/27/19968/28/1996 5 1 year 0 0
1/1/1995  -  8/31/199510/4/1995 5 1 year 0.0020 0
1/1/1994  -  6/2/19947/5/1994 5 6 months 0 0
7/1/1993  -  8/25/19939/16/1993 5 6 months 0.0035 0


More information for this water system: SDWIS ID 1516
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PFAS data are now located on the Chemical Results page.
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