OHA Drinking Water Services
OR41
PWS ID: 00577 ---- NORTH POWDER, CITY OF
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
9/8/2023  -  9/9/2023 5 3 years 0 0.038
9/8/2023  -  9/9/20239/27/2023 5 3 years 0.0028 0.038
6/10/2020  -  6/17/2020 5 3 years 0 0.017
6/10/2020  -  6/17/20206/24/2020 5 3 years 0.0063 0.017
7/6/2017  -  7/10/2017 5 3 years 0 0.027
7/6/2017  -  7/10/20177/21/2017 5 3 years 0.0042 0.027
7/31/2014  5 3 years 0 0.025
7/31/2014  8/14/2014 5 3 years 0.0053 0.025
6/8/2011  7/7/2011 5 3 years 0.0016 0.038
9/30/2008  11/6/2008 5 3 years 0.0034 0.047
2/26/2003  5/12/2003 5 3 years 0 0
1/1/2000  -  11/14/20002/7/2001 5 1 year 0.0020 0
1/1/1999  -  9/1/199911/23/1999 5 1 year 0.0100 0
1/1/1998  -  2/19/19983/10/1998 5 1 year 0.0022 0.020
1/1/1996  -  12/5/19963/7/1997 5 1 year 0.0122 0.038
1/1/1994  1/15/1993 10 6 months 0.0030 0.110
7/1/1993  -  11/1/199311/29/1993 10 6 months 0.0020 0.110


More information for this water system: SDWIS ID 3767
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