OHA Drinking Water Services
OR41
PWS ID: 01479 ---- TWILIGHT VIEW ESTATES ---- INACTIVE
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
6/18/2021  6/25/20216/30/2021 5 6 months 0 1.651
8/30/2016  9/1/2016 5 3 years 0 1.781
8/26/2013  9/6/2013 5 3 years 0 0.852
9/21/2010  10/8/2010 5 3 years 0.0008 2.300
7/13/2007  8/7/20074/10/2008 5 3 years 0 1.235
7/6/2004  7/13/20049/7/2004 5 1 year 0.0015 0.955
7/2/2003  7/8/20039/8/2003 5 1 year 0.0050 0.360
12/19/2002  1/15/2003 5 6 months 0.0060 1.300
1/1/2002  3/14/20025/3/2002 5 6 months 0 1.700
1/1/2000  12/6/200012/21/2000 5 1 year 0.0030 0.510
7/1/1999  8/12/199910/11/1999 5 6 months 0.0020 0.350
7/1/1998  10/21/19982/24/1999 5 6 months 0.0016 0.840



More information for this water system: SDWIS ID 4399

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