OHA Drinking Water Services
OR41
PWS ID: 00461 ---- RIVERGROVE WATER DISTRICT
Lead & Copper

More Information
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
6/7/2022  21 3 years 0 0.558
6/7/2022  6/20/2022 21 3 years 0.0090 0.558 6/23/2022
8/29/2019  9/11/2019 20 3 years 0 0.547
8/29/2019  9/11/20199/23/2019 20 3 years 0.0070 0.547
8/8/2016  8/15/2016 20 3 years 0 0.402
8/8/2016  8/15/20169/19/2016 20 3 years 0.0047 0.402
8/12/2013  8/13/20138/29/2013 21 3 years 0.0070 0.738
8/28/2012  8/30/2012 21 3 years 0 0.520
8/28/2012  8/30/20129/11/2012 21 3 years 0.0050 0.520
7/28/2009  7/29/20099/10/2009 21 3 years 0.0070 0.650
8/18/2005  8/30/2005 20 3 years 0.0020 0.160
8/13/2002  9/13/2002 14 3 years 0.0030 0.710
1/1/1999  9/8/199910/1/1999 20 1 year 0.0020 0.550
1/1/1998  9/2/19989/30/1998 20 1 year 0.0030 0.620
1/1/1997  2/4/19973/26/1997 20 1 year 0.0010 0.550
1/1/1995  6/6/19954/2/1997 40 6 months 0.0020 1.220
7/1/1994  11/8/19943/3/1995 40 6 months 0.0020 0.600



More information for this water system: SDWIS ID 3348

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