OHA Drinking Water Services
OR41
PWS ID: 91133 ---- SILVER LAKE MERCANTILE
Water Quality Alerts

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Alert Date Range: From to
Alert Type
Alert ID Sample Date Alert Date Contact
Report
Response
Time (Days)
Location Analyte
Result
Current
Alert Level
Current
MCL
Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
NO3 ARCHIVE 04/09/1993 10/12/1993 AA NITRATE 5.1 5 10 MG/L 11112 Alert Chem NO30 1993-10-12
NO3 ARCHIVE 12/06/2001 12/17/2001 AA NITRATE 5.73 5 10 MG/L NB112049 Alert Chem NO30 2001-12-17
NO3 CHEM70 02/14/2002 08/19/2002 EP-A NITRATE 5.66 5 10 MG/L NB202131 Alert Chem NO30 2002-08-19
NO3 CHEM885 07/29/2004 09/24/2004 EP-A NITRATE 5.62 5 10 MG/L NB407494-I Alert Chem NO30 2004-09-24
NO3 CHEM2131 08/03/2006 08/17/2006 EP-A NITRATE 5.56 5 10 MG/L B6H0302-01 Alert Chem NO30 2006-08-17
TCR COLI6129 02/19/2009 02/20/2009 DIST-A COLIFORM (TCR) Present Present Routine B9B190101 Alert TCR0 2009-02-20
NO3 CHEM5593 10/11/2012 10/31/2012 EP-A NITRATE 5.44 5 10 MG/L B2J110102-I Alert Chem NO30 2012-10-31
TCR COLI13677 12/04/2014 12/08/2014 12/09/2014 1 DIST-A COLIFORM (TCR) Present Present Routine B4L040101 Alert TCR0 2014-12-08
NO3 CHEM6556 12/04/2014 12/12/2014 EP-A NITRATE 5.43 5 10 MG/L B4L040102-I Alert Chem NO30 2014-12-12
TCR COLI13727 12/11/2014 12/15/2014 12/15/2014 0 DIST-A COLIFORM (TCR) Present Present Repeat B4L110102 Alert TCR0 2014-12-15
TCR COLI13727 12/11/2014 12/15/2014 12/15/2014 0 DIST-A COLIFORM (TCR) Present Present Repeat B4L110104 Alert TCR0 2014-12-15
NO3 CHEM6921 10/05/2015 10/16/2015 EP-A NITRATE 5.79 5 10 MG/L B5J051602-I Alert Chem NO30 2015-10-16
TCR COLI15505 05/18/2016 05/20/2016 05/20/2016 0 DIST-A COLIFORM (TCR) Present Present Routine B6E180301 Alert TCR0 2016-05-20
TCR COLI15512 05/20/2016 05/23/2016 DIST-A COLIFORM (TCR) Present Present Repeat B6E200601 Alert TCR0 2016-05-23
TCR COLI15512 05/20/2016 05/23/2016 DIST-A COLIFORM (TCR) Present Present Repeat B6E200603 Alert TCR0 2016-05-23
Notice - Source COLI15512 05/20/2016 05/23/2016 SRC-AA COLIFORM (TCR) Present Present Triggered B6E200602 Notice Source 2016-05-23
NO3 CHEM7622 06/20/2017 07/06/2017 EP-A NITRATE 5.67 5 10 MG/L 17-33055-I Alert Chem NO30 2017-07-06
TCR COLI20162 08/13/2020 08/18/2020 08/18/2020 0 DIST-A COLIFORM (TCR) Present Present Routine B0H140601 Alert TCR0 2020-08-18
NO3 CHEM9038 08/19/2020 08/25/2020 08/18/2020 -7 EP-A NITRATE 5.37 5 10 MG/L 2054060-I Alert Chem NO30 2020-08-25
TCR COLI20186 08/21/2020 08/24/2020 08/18/2020 -6 DIST-A COLIFORM (TCR) Present Present Repeat 2055097 Alert TCR0 2020-08-24
TCR COLI21218 07/28/2021 07/29/2021 08/10/2021 12 DIST-A COLIFORM (TCR) Present Present Routine 2153454 Alert TCR0 2021-07-29
TCR COLI21313 08/23/2021 08/24/2021 08/25/2021 1 DIST-A COLIFORM (TCR) Present Present Routine 2161068 Alert TCR0 2021-08-24
TCR COLI21334 08/30/2021 09/01/2021 08/25/2021 -7 DIST-A COLIFORM (TCR) Present Present Repeat 2162766 Alert TCR0 2021-09-01
TCR COLI22698 10/06/2022 10/10/2022 10/10/2022 0 DIST-A COLIFORM (TCR) Present Present Routine 2265004 Alert TCR0 2022-10-10



More information for this water system: SDWIS ID 2182
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