OHA Drinking Water Services
OR41
PWS ID: 00719 ---- UMPQUA BASIN WATER ASSOC
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
5/6/2024  5/16/20245/29/2024 40 6 months 0.0060 0.113
6/6/2023  6/11/2023 20 3 years 0.0350 0.106
6/20/2020  7/1/2020 20 3 years 0.0080 0.090
6/5/2017  6/16/2017 20 3 years 0.0090 0.091
6/5/2014  6/10/2014 20 3 years 0.0110 0.085
6/14/2011  6/15/20117/18/2011 29 3 years 0.0100 0.085
7/15/2008  7/16/20087/29/2008 20 3 years 0.0030 0.040
6/14/2005  6/15/200511/21/2005 27 3 years 0.0040 0.250
6/25/2002  6/27/20022/11/2002 28 3 years 0.0129 0.337
1/1/1999  6/22/19996/30/1999 20 3 years 0.0050 0.860
1/1/1996  6/18/19968/1/1996 20 1 year 0.0041 0.703
1/1/1995  7/10/19958/29/1995 20 1 year 0.0048 0.740
1/1/1994  6/8/19947/13/1994 20 1 year 0.0042 0.790
1/1/1993  2/16/19933/16/1993 40 6 months 0.0076 1.170
7/1/1992  9/6/199210/6/1992 40 6 months 0.0088 0.610



More information for this water system: SDWIS ID 3904
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