OHA Drinking Water Services
OR41
PWS ID: 00111 ---- SUN MOUNTAIN WATER SYSTEM LLC
Lead & Copper

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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
8/27/2022  -  8/29/2022 10 3 years 0 0.062
8/27/2022  -  8/29/20229/19/2022 10 3 years 0.0006 0.062
9/25/2018  -  9/28/2018 10 3 years 0 0.087
9/25/2018  -  9/28/201810/11/2018 10 3 years 0.0014 0.087
9/29/2015  10 3 years 0 0.010
9/29/2015  10/9/2015 10 3 years 0.0048 0.010
9/17/2012  10 3 years 0 0.066
9/17/2012  10/5/2012 10 3 years 0.0020 0.066
7/30/2009  8/25/2009 10 3 years 0.0020 0
9/18/2006  11/27/2006 10 3 years 0 0.106
6/8/2003  -  6/9/20037/7/2003 5 3 years 0.0030 0.084
1/1/2000  -  6/25/20007/14/2000 10 1 year 0 0.091
1/1/1997  -  8/3/19979/3/1997 10 1 year 0 0.114
1/1/1995  -  6/11/19958/9/1995 10 1 year 0.0003 0.066
1/1/1994  -  5/9/19948/26/1994 20 6 months 0.0012 0.099
7/1/1993  -  11/7/19938/26/1994 20 6 months 0 0.114


More information for this water system: SDWIS ID 4228
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