OHA Drinking Water Services
OR41
PWS ID: 00821 ---- SILETZ, CITY OF
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
7/6/2022  -  7/20/20227/25/2022 10 3 years 0 0 8/9/2022
7/16/2019  -  7/24/20197/30/2019 10 3 years 0 0.189 8/22/2019
7/6/2016  -  7/11/20167/26/2016 10 3 years 0 0.105
7/9/2013  -  7/16/20138/7/2013 10 3 years 0 0
8/9/2010  -  8/10/20108/25/2010 10 3 years 0 0.220
7/12/2007  7/23/2007 10 3 years 0 0.140
8/12/2004  -  8/13/20049/10/2004 10 3 years 0 0.220
1/1/1999  -  8/14/20019/20/2001 10 3 years 0.0029 0.411
1/1/1998  -  8/18/19985/8/2000 10 1 year 0 0.295
1/1/1997  -  8/29/199710/2/1997 10 1 year 0.0050 0.620
1/1/1995  -  9/21/199510/18/1995 10 1 year 0.0047 0.875
1/1/1994  -  5/11/19946/3/1994 20 6 months 0.0030 1.070
7/1/1993  -  7/21/19938/6/1993 20 6 months 0.0070 0.370


More information for this water system: SDWIS ID 3993
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