OHA Drinking Water Services
OR41
PWS ID: 01134 ---- USFS MCKENZIE WORK CENTER
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
12/31/2024  1/7/2025 5 6 months 0.0030 0.200
5/23/2024  6/20/2024 5 6 months 0.0020 0.148
12/14/2023  -  12/15/20231/4/2024 5 6 months 0.0020 0.064
4/6/2023  -  5/17/20236/1/2023 5 6 months 0.0040 0.159
1/1/1997  -  9/23/199711/13/1997 5 1 year 0 0.456
1/1/1994  -  3/31/19945/3/1994 5 6 months 0.0028 0.150
7/1/1993  -  9/21/199312/6/1993 5 6 months 0.0025 0.275


More information for this water system: SDWIS ID 57
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