OHA Drinking Water Services
OR41
PWS ID: 01233 ---- DEER ISLAND WATERWORKS
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
9/30/2024  10/9/2024 5 6 months 0.0055 0.188
9/30/2022  10/19/2022 5 3 years 0.0009 0.099
9/11/2019  9/23/2019 5 3 years 0 0.048
9/28/2016  10/6/2016 5 3 years 0 0
8/7/2013  8/21/2013 5 3 years 0 0.106
10/16/2010  -  10/18/201012/13/2010 5 3 years 0 0
12/29/2005  1/17/2006 5 1 year 0.0045 0.035
12/15/2002  -  12/18/200212/30/2002 5 6 months 0.0020 0.070
7/1/2000  -  12/21/20001/22/2001 5 6 months 0.0020 0.040
1/1/2000  -  6/4/20006/19/2000 5 6 months 0.0030 0.060
7/1/1993  -  8/24/19931/14/1999 5 6 months 0.0260 2.460


More information for this water system: SDWIS ID 3587
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