OHA Drinking Water Services
OR41
PWS ID: 94520 ---- SWANSON GROUP LLC VENEER #2
Lead & Copper

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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
6/6/2025  6/24/2025 5 3 years 0.0040 0.005
7/16/2022  8/1/2022 5 3 years 0.0208 0.200
8/6/2019  8/23/2019 3 3 years 0.0038 0.027
7/5/2016  7/19/2016 3 3 years 0.0015 0.007
9/4/2013  9/11/2013 5 3 years 0.0051 0.007
7/8/2010  8/6/2010 5 3 years 0.0075 0.025
11/29/2007  1/3/2008 5 3 years 0.0008 0.002
4/26/2004  7/8/2004 5 1 year 0.0025 0
6/3/2003  6/27/2003 5 1 year 0.0030 0.022
9/5/2002  10/2/2002 5 6 months 0.0050 0.020
1/1/2002  -  3/13/20024/10/2002 5 6 months 0 0
7/1/2001  -  8/21/200110/25/2001 5 6 months 0 0


More information for this water system: SDWIS ID 1806
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