OHA Drinking Water Services
OR41
PWS ID: 00113 ---- ROATS WATER SYSTEM
Lead & Copper

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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
6/2/2021  6/4/20216/14/2021 25 3 years 0.0017 0.070
9/11/2018  9/14/20189/21/2018 25 3 years 0.0010 0.074
9/16/2015  10/6/2015 10 3 years 0.0020 0.049
9/19/2012  10 3 years 0.0020 0.051
9/10/2009  10/1/2009 10 3 years 0 0
12/6/2006  12/22/2006 10 3 years 0.0015 0.102
9/30/2003  10/1/20039/1/2004 10 3 years 0.0019 0.063
1/1/1999  8/30/200011/13/2000 10 3 years 0.0017 0.008
1/1/1997  6/1/199710/21/1997 10 1 year 0.0033 0
1/1/1996  7/3/19969/30/1996 10 1 year 0 0.135
1/1/1995  7/11/19959/18/1995 10 1 year 0 0.070
1/1/1994  3/10/19944/13/1994 20 6 months 0.0010 0.096
7/1/1993  8/5/199310/1/1993 20 6 months 0 0.459



More information for this water system: SDWIS ID 3706
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