PWS ID: 00356 ---- GRASS VALLEY WATER SYSTEM

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*
    Aug 22, 2019 - Aug 24, 2019Sep 06, 201953Y 0.0011 0.0950
    Jul 05, 2016 - Jul 07, 2016Jul 21, 201653Y 0.0003 0.0775
    Sep 03, 2013 - Sep 03, 2013Sep 11, 201353Y 0.0006 0.0716
    Aug 31, 2010 - Aug 31, 2010Oct 07, 201053Y 0.0008 0.0794
    Dec 28, 2006 - Dec 28, 2006Jan 09, 200753Y 0.0000 0.0000
    Mar 01, 2001 - Mar 07, 2001Jul 09, 20025YR 0.0070 0.0695
    Jan 01, 1997 - Dec 09, 1997Apr 02, 19985YR 0.0007 0.0850
    Jan 01, 1995 - Nov 14, 1995Apr 02, 19985YR 0.0000 0.0000
    Jan 01, 1994 - Mar 23, 1994May 09, 1995106M 0.0050 0.0000
    Jul 01, 1993 - Jul 20, 1993Sep 02, 1993106M 0.0010 0.0000
    *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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