OHA Drinking Water Services
OR41
PWS ID: 00823 ---- SILVERTON, CITY OF
Lead & Copper

More Information
Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received
Sample
Count
Frequency Lead
(mg/L)
Copper
(mg/L)
Consumer
Notice Date
6/21/2023  30 3 years 0 0
6/21/2023  7/7/2023 30 3 years 0 0
9/25/2020  9/29/202010/6/2020 33 3 years 0.0091 0.140
9/12/2017  9/17/201710/5/2017 21 3 years 0.0022 0.164
9/9/2014  9/18/201410/2/2014 20 3 years 0 0
9/22/2011  10/13/2011 20 3 years 0 0
8/5/2008  8/7/20089/22/2008 22 3 years 0 0
8/30/2005  8/31/20059/29/2005 23 3 years 0.0020 0.065
9/18/2002  9/19/200211/4/2002 20 3 years 0.0020 0.110
1/1/1999  7/1/19999/13/1999 20 3 years 0.0012 0.014
1/1/1996  8/15/19969/30/1996 20 1 year 0.0007 0.015
1/1/1995  9/11/199510/24/1995 20 1 year 0 0.042
1/1/1994  9/12/19949/28/1994 20 1 year 0 0
7/1/1993  7/13/1993 40 6 months 0 0
1/1/1993  1/10/19932/10/1993 40 6 months 0 0



More information for this water system: SDWIS ID 3910

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