OHA Drinking Water Services
OR41
PWS ID: 90552 ---- LOST RIVER HIGH SCHOOL
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
9/30/2022  11/7/2022 5 3 years 0.0126 0.097
9/30/2019  10/10/2019 5 3 years 0.0016 0.049
6/22/2016  6/30/2016 5 1 year 0.0032 0.120
7/13/2015  7/17/2015 5 1 year 0.0029 0.247
6/20/2014  6/30/2014 5 1 year 0.0019 0.009
6/21/2013  7/3/2013 10 1 year 0.0094 0.232
9/28/2012  10/22/2012 10 1 year 0.0072 0.145
12/22/2011  1/6/2012 10 6 months 0.0085 0.032
6/28/2011  7/15/2011 10 6 months 0.0060 0.132
10/6/2010  11/8/2010 10 6 months 0.0130 0.052
3/24/2010  4/12/2010 10 6 months 0.0159 0.070
8/26/2009  9/25/2009 8 6 months 0.0168 0.063
10/18/2008  11/21/2008 10 6 months 0.0085 0.253
10/16/2006  11/20/2006 5 6 months 0.0177 0.021
8/17/2005  9/12/2005 20 6 months 0.0120 0.553
4/7/2005  5/5/2005 6 6 months 0.0070 0.020
8/24/2004  -  8/28/200410/4/2004 9 6 months 0.0100 0.050
3/2/2004  7/1/2004 5 6 months 0.0270 0.255
1/1/2001  -  7/17/20018/6/2001 5 1 year 0.0030 0
1/1/1998  -  9/29/199811/3/1998 5 1 year 0.0040 0.310
1/1/1994  -  5/25/19947/11/1994 10 6 months 0.0030 0.250
7/1/1993  -  11/18/19931/2/1994 10 6 months 0.0060 0.485


More information for this water system: SDWIS ID 699
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