OHA Drinking Water Services
OR41
PWS ID: 00080 ---- KILCHIS WATER DISTRICT
Lead & Copper

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Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/13/2022  -  9/14/20229/30/2022 5 3 years 0.0020 0.260
9/23/2019  10/3/2019 5 3 years 0.0030 0.349
9/14/2016  -  9/17/201610/7/2016 5 3 years 0 0.274
8/27/2013  9/13/2013 5 3 years 0.0020 0.271
9/8/2010  10/14/2010 5 3 years 0.0040 0.575
5/7/2007  5/31/2007 5 3 years 0.0010 0.071
3/1/2004  3/22/2004 10 1 year 0.0010 0.130
6/2/2003  6/24/2003 10 1 year 0.0010 0.200
6/3/2002  1/31/2002 10 1 year 0.0010 0.066
1/1/2001  -  7/9/20017/27/2001 10 1 year 0.0020 0.130
7/1/2000  -  11/6/200011/22/2000 10 6 months 0.0010 0.200
1/1/2000  -  5/8/20005/24/2000 10 6 months 0.0042 1.100
1/1/1999  -  6/7/19997/8/1999 10 6 months 0.0021 0.330
1/1/1998  -  7/13/19984/21/1999 10 6 months 0.0020 0.490
1/1/1995  -  6/19/19954/21/1999 10 6 months 0.0170 2.000
1/1/1994  -  8/31/19949/21/1994 10 6 months 0.0040 1.240
1/1/1994  -  2/10/19944/15/1994 10 6 months 0.0090 1.380
7/1/1993  -  8/25/199310/22/1993 10 6 months 0.0100 0.920


More information for this water system: SDWIS ID 3240
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