OHA Drinking Water Services
OR41
PWS ID: 93593 ---- PORTLAND TRAVEL CENTER
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
9/9/2023  9/11/2023 5 3 years 0.0010 0
9/9/2022  10/26/2022 5 3 years 0.0010 0
9/1/2021  9/27/2021 5 1 year 0 0
8/31/2020  -  9/23/202010/8/2020 5 1 year 0 0
9/13/2019  10/8/2019 5 1 year 0 0
7/3/2018  8/31/2018 5 1 year 0 0
8/3/2017  9/6/2017 5 1 year 0 0
7/7/2016  8/10/2016 5 1 year 0.0011 0
9/11/2015  12/9/2015 5 1 year 0 0
9/25/2014  -  12/19/20141/8/2015 5 1 year 0 0.035
7/10/2013  9/18/2013 5 1 year 0.0006 0.016
9/26/2012  10/3/2012 5 1 year 0.0014 0.014
12/16/2011  1/3/2012 10 6 months 0.0018 0.034
4/29/2011  5/18/2011 10 6 months 0.0038 0.065
9/29/2010  10/13/2010 5 3 years 0 0.099
10/9/2007  11/9/2007 5 3 years 0 0.350
1/1/1998  -  9/24/199811/24/1998 5 1 year 0 0.059
1/1/1997  -  9/11/199712/12/1997 5 1 year 0 0.521
1/1/1995  -  7/18/19958/28/1995 5 1 year 0 0.022
1/1/1995  -  2/7/19953/6/1995 10 6 months 0 0
7/1/1994  -  11/4/199411/21/1994 10 6 months 0 0


More information for this water system: SDWIS ID 1385
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