OHA Drinking Water Services
OR41
PWS ID: 91915 ---- MERLIN ALT CENTER (MAC)
Lead & Copper

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Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
7/10/2024  7/24/2024 5 6 months 0.0030 0.710
12/12/2023  12/28/2023 5 6 months 0.0017 0.750
6/14/2023  6/27/2023 5 6 months 0.0039 0.279
12/16/2022  12/30/2022 5 6 months 0.0028 1.180
6/17/2022  6/27/2022 5 3 years 0.0026 0.522
6/17/2022  5 6 months 0.0026 0.522
8/12/2020  8/18/2020 5 3 years 0.0072 0.040
8/17/2017  -  9/29/201710/9/2017 5 3 years 0.0031 0.298
8/26/2014  10/10/2014 5 3 years 0 0.294
8/31/2011  9/30/2011 10 6 months 0 0
2/15/2011  3/3/2011 10 6 months 0.0039 0.045
8/18/2010  9/14/2010 5 6 months 0.0710 0.605
9/9/2009  1/15/2010 10 6 months 0 0.053
1/1/1996  -  6/2/199710/3/1997 5 3 years 0.0034 1.200
1/1/1996  -  6/6/19967/22/1996 5 1 year 0.0045 0.840
1/1/1995  -  6/13/19957/3/1995 5 1 year 0.0040 0.860
1/1/1994  -  12/14/19941/9/1995 5 1 year 0.0260 0.940
1/1/1994  -  6/16/19949/12/1994 5 6 months 0.0010 0.540
7/1/1993  -  7/15/19931/18/1994 5 6 months 0.0170 1.300


More information for this water system: SDWIS ID 1093
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