OHA Drinking Water Services
OR41
PWS ID: 01181 ---- WATER WONDERLAND IMPROV DIST 2
Lead & Copper

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Detailed Results
Corrosion Control
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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
7/22/2022  -  7/28/20228/10/2022 10 3 years 0 0.028
7/8/2019  -  7/10/20197/18/2019 10 3 years 0 0.083
6/28/2016  -  7/5/20167/29/2016 10 3 years 0 0.024
8/9/2013  -  8/12/20139/6/2013 10 3 years 0 0.022
8/25/2010  -  8/31/201010/4/2010 10 3 years 0 0.023
8/30/2007  -  9/5/20079/25/2007 10 3 years 0 0.057
9/23/2004  -  9/24/200410/19/2004 10 3 years 0 0.038
1/1/2001  -  9/19/200110/9/2001 10 3 years 0 0.043
1/1/1996  -  9/11/19989/21/1998 10 3 years 0.0017 0.053
1/1/1997  -  10/1/19974/9/1999 10 1 year 0.0002 0.047
1/1/1996  -  9/20/19964/9/1999 10 1 year 0.0013 0.060
1/1/1995  -  9/12/199510/12/1995 10 1 year 0 0.058
1/1/1994  -  6/29/19949/16/1994 20 6 months 0 0.138
7/1/1993  -  12/29/19939/16/1994 20 6 months 0.0024 0.179


More information for this water system: SDWIS ID 4268
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