OHA Drinking Water Services
OR41
PWS ID: 93741 ---- TEEN CHALLENGE
Lead & Copper

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Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
8/19/2021  9/2/2021 5 3 years 0.0034 0.437
8/25/2018  8/31/2018 5 3 years 0.0010 0.220
8/18/2015  9/8/2015 5 3 years 0 0.029
9/16/2012  9/26/2012 5 3 years 0.0040 0.130
9/21/2009  10/8/2009 5 3 years 0 0.099
3/20/2008  4/4/2008 5 6 months 0 0.040
9/21/2007  10/3/2007 5 6 months 0 0.066
4/4/2005  1/20/2006 5 6 months 0.0515 0.050


More information for this water system: SDWIS ID 1430
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