OHA Drinking Water Services
OR41
PWS ID: 91897 ---- CROW HIGH SCHOOL SD 66
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
8/30/2021  9/10/2021 5 3 years 0.0013 0
6/18/2018  6/21/2018 5 3 years 0.0053 0
8/27/2015  9/4/2015 5 3 years 0.0031 0
6/29/2012  7/11/2012 5 3 years 0.0019 0
7/17/2009  8/5/2009 5 3 years 0.2500 0.085
7/11/2006  7/31/2006 5 3 years 0.0058 0
9/24/2003  11/8/2004 5 3 years 0.0072 0
1/1/2000  -  6/21/20007/31/2000 5 1 year 0.0046 0
1/1/1999  -  6/3/19997/12/1999 5 1 year 0.0050 0
1/1/1997  -  11/7/199710/21/1998 5 1 year 0.0049 0
1/1/1994  -  4/22/19945/1/1995 10 6 months 0.0024 0
1/1/1993  -  1/2/19931/6/1993 10 6 months 0.0057 0


More information for this water system: SDWIS ID 1080
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