OHA Drinking Water Services
OR41
PWS ID: 06154 ---- TIDELAND WATER CO-OP
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
7/15/2023  -  7/18/20237/27/2023 5 3 years 0.0129 0.125
7/12/2020  -  7/13/20207/28/2020 5 6 months 0.0009 0.140
1/11/2020  -  1/13/20202/4/2020 5 6 months 0.0006 0.091
7/17/2019  8/5/2019 5 6 months 0.0012 0.090


More information for this water system: SDWIS ID 5001
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