OHA Drinking Water Services
OR41
PWS ID: 05644 ---- AMSTAD FARMS
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
6/11/2019  6/19/2019 5 3 years 0.0050 0
9/30/2015  10/22/2015 5 3 years 0 0
7/2/2008  7/29/2008 5 1 year 0.0020 0
11/11/2005  12/1/2005 5 6 months 0.0035 0.025
4/28/2005  -  5/4/200511/29/2005 5 6 months 0.0010 0.035


More information for this water system: SDWIS ID 476
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