PWS ID: 94713 ---- COLUMBIA RIDGE LANDFILL/RECYCL

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


  • Action Levels:  Lead = 0.015 mg/L;  Copper = 1.3 mg/L All detailed results
    Lead and Copper 90th Percentile Summary Results and Consumer Notices*
    Sample Dates Date Received Sample Count Duration Lead (mg/L) Copper (mg/L) Consumer
    Notice Date*
    Jun 17, 2019 - Aug 20, 2019Sep 09, 201953Y 0.0000 0.0750
    Jun 23, 2016 - Jun 23, 2016Aug 29, 201653Y 0.0000 0.0830
    Jul 15, 2013 - Jul 15, 2013Aug 09, 201353Y 0.0000 0.2730
    Aug 15, 2010 - Aug 15, 2010Sep 13, 201053Y 0.0013 0.1100
    Sep 21, 2004 - Sep 21, 2004Oct 06, 200453Y 0.0020 0.0965
    Jan 01, 2001 - Aug 05, 2001Sep 25, 200153Y 0.0040 0.1280
    Jan 01, 1996 - Sep 16, 1998Oct 08, 19985YR 0.0014 0.0910
    Jan 01, 1997 - Sep 20, 1997Oct 28, 19975YR 0.0016 0.1400
    Jan 01, 1996 - Sep 26, 1996Oct 09, 19965YR 0.0020 0.1200
    Jan 01, 1995 - Aug 06, 1995Aug 17, 19955YR 0.0020 0.2600
    Jan 01, 1994 - Jan 16, 1994Feb 22, 199456M 0.0015 0.5350
    Jan 01, 1993 - Jun 13, 1993Aug 09, 199356M 0.0010 0.6250
    Oct 26, 2007 - Nov 16, 200753Y 0.0000 0.1255
    *Consumer notice date is the date water customers were notified of their tap results. Consumer notice records are not available prior to 2016.



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