OHA Drinking Water Services
OR41
PWS ID: 00232 ---- COLORADO LAKE COOP
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
9/6/2024  -  9/10/20249/24/2024 5 3 years 0.0028 0.092
8/6/2021  -  8/8/20218/18/2021 5 3 years 0 0.017
10/15/2018  -  10/22/201810/30/2018 5 6 months 0.0060 0.044
4/10/2018  4/20/2018 5 6 months 0.0010 0.093
10/6/2017  -  10/8/201710/16/2017 5 6 months 0 0.090
4/18/2017  -  4/19/20174/27/2017 5 6 months 0 0.392
10/11/2016  -  10/16/201610/20/2016 5 6 months 0 0
4/3/2016  -  4/5/20164/12/2016 5 6 months 0 0.144
7/18/2015  -  7/21/20157/28/2015 5 1 year 0.0013 0.621
7/7/2014  -  7/16/20147/30/2014 5 6 months 0 0.440
1/3/2014  -  1/27/20142/13/2014 5 6 months 0 0.760
7/5/2013  -  7/23/20138/7/2013 6 6 months 0.0035 0.500
2/9/2013  -  2/12/20132/27/2013 5 6 months 0.0027 1.980
8/27/2011  -  8/29/20119/14/2011 5 3 years 0.0035 2.810
6/10/2008  -  9/19/200810/3/2008 7 3 years 0.0054 0.430
7/20/2005  -  7/21/20058/15/2005 5 3 years 0 0.280
10/24/2002  11/5/2002 5 3 years 0 0.034
1/1/1999  -  12/21/19991/18/2000 5 1 year 0.0060 0.492
1/1/1998  -  9/25/199811/23/1998 5 1 year 0 0.298
1/1/1997  -  6/9/19978/8/1997 5 1 year 0 0.140
1/1/1994  -  6/23/19947/19/1994 5 6 months 0.0041 0.301
7/1/1993  -  10/5/199311/17/1993 5 6 months 0.0042 0.268


More information for this water system: SDWIS ID 3279
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