OHA Drinking Water Services
OR41
PWS ID: 00414 ---- JOSEPH, CITY OF
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
9/24/2024  -  9/25/2024 10 3 years 0 0.666
9/24/2024  -  9/25/202410/8/2024 10 3 years 0.0037 0.666
9/8/2021  -  9/9/2021 10 3 years 0 0.438
9/8/2021  -  9/9/20219/27/2021 10 3 years 0.0027 0.438 2/16/2022
9/12/2018  10 3 years 0 0.427
9/12/2018  9/26/2018 10 3 years 0.0024 0.427
9/5/2015  -  9/8/2015 10 3 years 0 0.385
9/5/2015  -  9/8/20159/21/2015 10 3 years 0.0019 0.385 11/21/2016
6/5/2012  -  6/6/20126/28/2012 10 3 years 0.0023 0.321
6/2/2009  7/7/2009 10 3 years 0.0030 0.166
9/13/2006  -  9/19/200612/6/2006 10 3 years 0.0020 0.480
9/10/2003  10/8/2003 10 3 years 0.0040 0.410
1/1/1999  -  10/19/200011/8/2000 10 3 years 0.0040 0.500
1/1/1997  -  9/16/199710/10/1997 10 1 year 0.0042 0.440
1/1/1996  -  9/18/199610/21/1996 10 1 year 0.0056 0.450
1/1/1995  -  6/13/19957/5/1995 10 1 year 0.0040 0.530
1/1/1994  -  6/7/19946/27/1994 20 6 months 0.0050 0.440
7/1/1993  -  11/1/199311/8/1993 20 6 months 0.0040 0.600


More information for this water system: SDWIS ID 4360
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