OHA Drinking Water Services
OR41
PWS ID: 00305 ---- FOREST GROVE, 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
6/6/2023  6/18/20237/10/2023 30 3 years 0.0029 0.184 7/18/2023
6/3/2020  6/10/20206/24/2020 30 3 years 0.0022 0.269 6/30/2020
6/5/2017  6/9/20176/15/2017 30 3 years 0.0040 0.435
6/2/2014  6/12/20148/22/2014 30 3 years 0.0040 0.421
6/8/2011  6/21/20117/11/2011 30 3 years 0.0040 0.271
7/22/2008  7/28/20088/21/2008 30 3 years 0.0050 0.200
8/2/2005  8/4/20058/15/2005 30 3 years 0.0030 0.280
8/8/2002  8/9/20028/20/2002 32 3 years 0.0020 0.240
1/1/1999  7/13/19998/26/1999 30 3 years 0.0087 0.580
1/1/1996  9/4/199610/28/1996 30 1 year 0.0020 0.184
1/1/1995  7/26/19959/20/1995 30 1 year 0.0030 0.370
1/1/1994  6/30/19949/2/1994 30 1 year 0.0030 0.240
1/1/1993  4/24/19935/24/1993 60 6 months 0.0050 0.660
7/1/1992  12/13/19921/13/1993 60 6 months 0.0040 0.540



More information for this water system: SDWIS ID 3887
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