OHA Drinking Water Services
OR41
PWS ID: 05364 ---- MT TERRACE MHP
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
6/20/2023  -  7/13/2023 5 3 years 0 0.021
6/20/2023  -  7/13/20237/26/2023 5 3 years 0.0003 0.021
6/29/2020  5 3 years 0 0
6/29/2020  7/7/2020 5 3 years 0.0028 0
9/21/2017  10/3/2017 5 3 years 0 0
6/24/2013  -  6/25/20137/24/2013 6 3 years 0.0044 0.130
10/12/2011  -  10/17/201111/2/2011 6 3 years 0 0.250
6/6/2006  6/19/2006 5 3 years 0.0117 0.032
1/1/2001  -  5/29/20017/2/2001 5 1 year 0.0031 0.015
7/1/1997  -  7/28/19978/6/1997 5 6 months 0.0030 0.055
1/1/1996  -  4/23/19965/20/1996 5 6 months 0.0160 0.172


More information for this water system: SDWIS ID 3861
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