OHA Drinking Water Services
OR41
PWS ID: 00257 ---- DETROIT WATER SYSTEM
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
12/4/2024  -  12/20/20241/7/2025 10 6 months 0.0015 0.173
6/1/2024  -  6/11/20246/24/2024 10 6 months 0.0025 0.150
8/2/2023  -  8/9/20238/25/2023 10 6 months 0.0025 0.050
6/14/2023  -  6/30/20237/17/2023 10 6 months 0.0012 0.028
7/27/2022  -  8/2/20228/24/2022 10 6 months 0.0020 0.076
10/26/2021  -  11/2/202111/16/2021 10 6 months 0.0075 0.214
8/2/2018  -  8/6/20188/23/2018 5 3 years 0.0024 0.094
6/4/2015  -  6/5/20156/30/2015 5 3 years 0.0003 0.027
6/29/2012  7/18/2012 5 3 years 0.0015 0.051
8/6/2009  9/8/2009 5 3 years 0.0058 0.080
9/20/2006  10/4/2006 5 3 years 0.0055 0.110
9/9/2003  10/25/2004 6 3 years 0.0030 0.059
1/1/1999  -  7/21/19998/4/1999 5 1 year 0.0044 0.200
1/1/1998  -  7/10/19987/27/1998 5 1 year 0.0018 0.190
1/1/1997  -  9/8/199712/31/1997 5 1 year 0.0100 0
1/1/1994  -  5/19/19945/31/1994 10 6 months 0.0045 0
7/1/1993  -  7/19/19938/11/1993 10 6 months 0 0


More information for this water system: SDWIS ID 3948
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