OHA Drinking Water Services
OR41
PWS ID: 01502 ---- RED HILLS ESTATES
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
7/12/2022  -  7/13/202210/7/2022 5 3 years 0 0.029 8/11/2022
11/19/2019  1/3/2020 5 6 months 0 0.070 12/26/2019
4/29/2019  8/9/2019 5 6 months 0 0.042 5/17/2019
11/5/2018  1/10/2019 5 6 months 0 0.049 12/4/2018
5/7/2018  5/31/2018 5 6 months 0 0.048 5/31/2018


More information for this water system: SDWIS ID 4909
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