OHA Drinking Water Services
OR41
PWS ID: 01513 ---- HILLSBORO, 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
6/3/2024  -  6/5/2024 35 3 years 0 0.072
6/3/2024  -  6/5/20246/25/2024 35 3 years 0 0.072 7/12/2024
6/8/2021  -  6/10/2021 41 3 years 0 0.065
6/8/2021  -  6/10/20216/24/2021 41 3 years 0.0011 0.065 7/6/2021
6/5/2018  -  6/7/2018 35 3 years 0 0.073
6/5/2018  -  6/7/20186/29/2018 35 3 years 0.0010 0.073 7/18/2018
6/9/2015  -  6/10/2015 35 3 years 0 0.110
6/9/2015  -  6/10/20157/7/2015 35 3 years 0.0030 0.110
6/7/2012  -  6/8/2012 39 3 years 0 0.095
6/7/2012  -  6/8/20126/21/2012 39 3 years 0.0030 0.095
6/2/2009  6/25/2009 47 3 years 0 0.060
8/10/2005  -  8/11/20058/22/2005 31 3 years 0.0040 0.210
11/21/2002  12/9/2002 30 3 years 0.0040 0.200
1/1/1999  -  7/2/199910/20/1999 30 3 years 0.0018 0.090
1/1/1996  -  11/12/19964/24/1997 30 1 year 0.0044 0.220
1/1/1995  -  7/21/199510/10/1995 30 1 year 0.0059 0.216
1/1/1994  -  8/3/199410/14/1994 30 1 year 0.0073 0.203
1/1/1993  -  5/30/19936/30/1993 60 6 months 0.0140 0.220
7/1/1992  -  12/11/19921/11/1993 60 6 months 0.0070 0.338


More information for this water system: SDWIS ID 5024
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