OHA Drinking Water Services
OR41
PWS ID: 95552 ---- COMBINED TRANSPORT LOGISTICS
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
9/2/2025  9/15/2025 5 3 years 0.0041 0.044
9/22/2022  10/4/2022 5 3 years 0.0030 0.103
4/4/2019  4/29/2019 5 6 months 0.0012 0.043
6/19/2018  6/26/2018 5 6 months 0.0005 0.003


More information for this water system: SDWIS ID 5417
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