OHA Drinking Water Services
OR41
PWS ID: 01058 ---- SEVENTH MOUNTAIN RESORT
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
9/30/2020  10/8/2020 5 3 years 0 0.166
9/13/2017  9/22/2017 5 3 years 0.0010 0.142
9/27/2014  -  9/28/201410/21/2014 5 3 years 0.0012 0.170
7/27/2011  7/30/2011 5 3 years 0.0035 0.345
7/22/2008  9/5/2008 5 3 years 0 0.394
9/8/2005  4/26/2006 5 3 years 0.0060 0.253
1/1/2000  -  10/30/200011/8/2000 5 1 year 0.0030 0.510
1/1/1997  -  10/15/199711/18/1997 5 1 year 0 0.150
1/1/1996  -  9/26/19963/11/1997 5 1 year 0.0011 0.097
1/1/1996  -  2/29/19963/22/1996 10 6 months 0 0.058
1/1/1995  -  6/21/19958/21/1995 10 6 months 0.0019 0.154


More information for this water system: SDWIS ID 2362
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