OHA Drinking Water Services
OR41
PWS ID: 01090 ---- USFS SILVER LAKE RS
Lead & Copper

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Detailed Results
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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/14/2009  10/5/2009 5 3 years 0.0038 0.045
6/5/2006  6/30/2006 5 3 years 0.0015 0.058
8/4/2003  9/9/2003 5 3 years 0.0030 0.053
1/1/1999  -  8/4/20008/15/2000 5 3 years 0.0020 0.047
1/1/1997  -  9/10/199710/21/1997 5 1 year 0 0.062
1/1/1996  -  10/17/199611/13/1996 5 1 year 0.0070 0.108
1/1/1995  -  8/2/19958/30/1995 5 1 year 0 0.084
1/1/1994  -  1/20/19943/30/1994 5 6 months 0.0087 0.156
7/1/1993  -  8/2/19939/27/1993 5 6 months 0.0010 0.349


More information for this water system: SDWIS ID 3814
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