OHA Drinking Water Services
OR41
PWS ID: 00861 ---- CIRCLE C IMPROVEMENT DISTRICT
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
6/6/2021  -  6/8/2021 5 3 years 0 0.048
6/6/2021  -  6/8/20216/17/2021 5 3 years 0.0010 0.048
8/4/2018  -  8/7/2018 5 3 years 0 0.124
8/4/2018  -  8/7/20188/10/2018 5 3 years 0.0010 0.124
9/28/2015  5 3 years 0 0.054
9/28/2015  10/9/2015 5 3 years 0.0010 0.054
8/27/2012  -  8/28/2012 5 3 years 0 0.057
8/27/2012  -  8/28/20129/29/2012 5 3 years 0 0.057
7/23/2009  -  7/26/20098/25/2009 5 3 years 0 0
7/31/2006  8/25/2006 5 3 years 0 0.067
1/1/2002  -  4/13/20025/16/2002 5 3 years 0 0.059
1/1/1999  -  12/14/19991/10/2000 5 1 year 0.0010 0.020
1/1/1996  -  9/19/19963/11/1997 5 1 year 0.0004 0.120
1/1/1995  -  11/17/19953/11/1997 5 1 year 0.0004 0.102
7/1/1994  8/5/1994 10 6 months 0 0.210
1/1/1994  -  1/3/19942/17/1994 10 6 months 0.0019 0.214


More information for this water system: SDWIS ID 3797
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