OHA Drinking Water Services
OR41
PWS ID: 90590 ---- SAUVIE ISLAND 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
9/18/2023  5 3 years 0 0.373
9/18/2023  9/22/2023 5 3 years 0.0099 0.373
6/30/2020  5 3 years 0 0.210
6/30/2020  7/2/2020 5 3 years 0.0011 0.210
7/27/2017  5 3 years 0 0.474
7/27/2017  8/9/2017 5 3 years 0.0056 0.474
7/31/2014  5 3 years 0 0.405
7/31/2014  8/11/2014 5 3 years 0.0029 0.405
9/8/2011  9/20/2011 5 3 years 0.0080 0.260
9/22/2010  -  11/19/201010/6/2010 5 3 years 0.0078 0.440
7/13/2006  8/21/2006 5 3 years 0.0130 0.535
12/17/2003  2/4/2004 5 1 year 0.0080 0.610
1/1/1995  -  3/9/19953/20/1995 5 6 months 0.0080 0.625
7/1/1994  -  10/25/199411/14/1994 5 6 months 0.0070 1.220


More information for this water system: SDWIS ID 2966
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