OHA Drinking Water Services
OR41
PWS ID: 91884 ---- WALTERVILLE ELEM SD 19
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
9/20/2022  9/28/2022 5 3 years 0.0010 0
6/8/2018  6/12/2018 5 3 years 0 0
6/26/2017  7/10/2017 5 3 years 0.0036 0
6/16/2016  6/24/2016 5 3 years 0.0043 0
6/26/2013  7/24/2013 5 3 years 0 0
7/7/2010  7/21/2010 5 3 years 0 0
7/5/2007  7/16/2007 5 3 years 0 0
7/19/2004  -  9/1/20049/20/2004 5 3 years 0 0
1/1/1999  -  7/12/20018/23/2001 5 3 years 0.0017 0
1/1/1998  -  9/22/199810/26/1998 5 1 year 0.0017 0
1/1/1997  -  8/12/19979/11/1997 5 1 year 0.0033 0
1/1/1996  -  8/8/199610/14/1996 5 1 year 0.0030 0
1/1/1995  -  5/17/19956/2/1995 10 6 months 0.0040 0
7/1/1993  -  9/23/199310/21/1993 10 6 months 0 0.150


More information for this water system: SDWIS ID 1074
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