OHA Drinking Water Services
OR41
PWS ID: 95066 ---- HERMISTON ADVENTIST SCHOOL
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
9/6/2023  5 3 years 0 0.149
9/6/2023  11/8/2023 5 3 years 0.0017 0.149
6/22/2020  5 3 years 0 0.319
6/22/2020  7/2/2020 5 3 years 0.0135 0.319 8/27/2020
6/6/2017  5 3 years 0 0.093
6/6/2017  6/14/2017 5 3 years 0 0.093
9/4/2014  5 3 years 0 0.110
9/4/2014  9/18/2014 5 3 years 0.0040 0.110
9/7/2011  10/5/2011 5 3 years 0.0007 0.135
9/4/2008  9/18/2008 5 3 years 0.0050 0.331
10/2/2002  11/12/2002 5 1 year 0.0050 0.103
7/1/2001  -  10/17/200111/5/2001 5 6 months 0 0.161
7/1/2000  -  10/18/200011/22/2000 5 6 months 0.0080 0.220


More information for this water system: SDWIS ID 4525
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