OHA Drinking Water Services
PWS ID: 01329 ---- PORT OF TILLAMOOK BAY
Lead & Copper Summary Results

Lead and Copper Compliance Actions
  • No lead and copper schedules found.


    • Lead and copper results shown are the 90th percentile summary results. See all detailed results.
    Consumer notice date is the date water customers were notified of their tap results. Consumer notice records are not available prior to 2016.

    Action Levels:  Lead = 0.015 mg/L;  Copper = 1.3 mg/L. Action level exceedances are indicated with bold red text.

    Sample Dates Date
    Received    		 Sample
    Count    		 Duration Lead
    (mg/L)    		 Copper
    (mg/L)    		 Consumer
    Notice Date
    Aug 25, 2021 - Aug 25, 2021 Sep 01, 2021 5 3Y 0.0007 0.0184 09/03/2021
    Sep 05, 2018 - Sep 05, 2018 Sep 17, 2018 5 3Y 0.0009 0.0727 09/25/2018
    Jul 15, 2015 - Jul 15, 2015 Jul 31, 2015 5 3Y 0.0043 0.1310
    Sep 12, 2012 - Sep 12, 2012 Sep 21, 2012 5 3Y 0.0038 0.1800
    Sep 28, 2009 - Sep 28, 2009 Oct 28, 2009 5 3Y 0.0016 0.0185
    Nov 29, 2006 - Nov 29, 2006 Jan 04, 2007 5 3Y 0.0000 0.0000
    Sep 26, 2003 - Sep 26, 2003 Oct 14, 2003 5 3Y 0.0070 0.0310
    Jan 01, 2000 - Oct 10, 2000 Oct 23, 2000 5 3Y 0.0020 0.1400
    Jan 01, 1998 - Oct 23, 1998 May 08, 2000 10 6M 0.0012 0.0610
    Jan 01, 1998 - Mar 25, 1998 Apr 16, 1998 10 6M 0.0053 0.1200
    Jan 01, 1995 - Jan 04, 1995 Mar 06, 1995 10 6M 0.0570 1.1000


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