OHA Drinking Water Services
OR41
PWS ID: 00673 ---- PRAIRIE CITY
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
8/1/2022  8/2/20228/24/2022 10 3 years 0.0017 1.290
1/29/2019  2/2/20192/22/2019 20 6 months 0.0053 1.130
6/24/2018  6/25/20187/12/2018 20 1 year 0.0032 1.030
7/23/2017  8/1/20178/16/2017 10 1 year 0.0018 0.936
8/1/2016  8/2/20168/15/2016 10 1 year 0.0012 0.552 9/20/2016
8/3/2015  9/9/2015 10 1 year 0.0026 0.518
7/15/2014  8/4/2014 10 1 year 0.0020 0.551
6/18/2013  7/23/2013 10 1 year 0.0130 1.516
8/14/2012  9/29/2012 10 1 year 0.0030 0.880
7/12/2011  6/30/2011 10 1 year 0.0030 0.817
7/27/2010  10/4/2010 10 1 year 0.0050 1.490
9/9/2009  9/23/2009 15 1 year 0.0030 1.580
8/12/2008  9/5/2008 12 1 year 0.0040 0.240
9/18/2007  10/3/2007 12 1 year 0.0020 2.840
10/17/2006  11/17/2006 13 1 year 0.0070 1.740
9/27/2005  11/14/2005 14 3 years 0.0070 2.350
8/31/2004  10/5/200411/8/2004 10 1 year 0.0106 2.750
9/24/2002  10/21/2002 10 1 year 0.0037 1.580
1/1/2001  9/18/200110/29/2001 10 1 year 0.0024 2.370
1/1/2000  9/26/200011/27/2000 10 1 year 0.0041 1.270
1/1/1999  9/14/199911/9/1999 10 1 year 0.0075 1.420
1/1/1998  11/11/199810/7/1999 10 1 year 0.0059 1.400
1/1/1996  9/9/199711/3/1997 10 1 year 0 1.400
1/1/1996  9/10/199610/22/1996 20 6 months 0 0.802
1/1/1996  1/25/1996 20 6 months 0.0035 1.180
1/1/1995  8/25/199510/13/1995 10 1 year 0.0052 1.903
1/1/1994  5/18/19947/25/1994 20 6 months 0.0043 1.128
7/1/1993  11/16/19931/24/1994 20 6 months 0.0025 1.218



More information for this water system: SDWIS ID 3779
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