OHA Drinking Water Services
OR41
PWS ID: 05426 ---- CHEHALEM TERRACE WATER COMPANY
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
9/29/2024  -  9/30/202411/4/2024 6 3 years 0.0006 0.140
7/16/2021  -  7/23/202111/8/2021 5 3 years 0.0020 0 7/23/2021
6/11/2018  7/10/2018 5 6 months 0.0020 0 7/10/2018
9/7/2017  -  9/28/20172/12/2018 7 6 months 0.0120 0.121 10/25/2017


More information for this water system: SDWIS ID 4702
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