OHA Drinking Water Services
OR41
PWS ID: 91663 ---- CLOVER RIDGE ELEMENTARY
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
 Alert Level MCL Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
NO3 ARCHIVE 02/23/1998 03/16/1998 AA NITRATE 5 5 10 MG/L 87539 Alert Chem NO30 1998-03-16
NO3 ARCHIVE 06/12/1998 10/13/1998 AA NITRATE 5.4 5 10 MG/L 91272 Alert Chem NO30 1998-10-13
LCR CHEM1411 11/04/1999 03/21/2005 DIST-A LEAD SUMMARY 0.0404 0.015 MG/L Alert Chem LCR0 2005-03-21
NO3 ARCHIVE 07/20/2000 12/11/2000 A NITRATE 5.4 5 10 MG/L 18095 Alert Chem NO30 2000-12-11
NO3 ARCHIVE 05/04/2001 05/14/2001 AA NITRATE 5 5 10 MG/L 28381 Alert Chem NO30 2001-05-14
NO3 CHEM124 09/06/2002 10/02/2002 EP-A NITRATE 5.9 5 10 MG/L 48802 Alert Chem NO30 2002-10-02
NIT CHEM690 03/07/2003 02/24/2004 EP-A NITRATE-NITRITE 5.3 10 MG/L 55850I Alert Chem NIT0 2004-02-24
NO3 CHEM1010 11/05/2004 11/19/2004 EP-A NITRATE 5.6 5 10 MG/L 78065 Alert Chem NO30 2004-11-19
NO3 CHEM1846 11/22/2005 12/19/2005 EP-A NITRATE 6.6 5 10 MG/L 91347 Alert Chem NO30 2005-12-19
NO3 CHEM1947 02/03/2006 03/01/2006 EP-A NITRATE 5.9 5 10 MG/L 93559 Alert Chem NO30 2006-03-01
NO3 CHEM2000 04/21/2006 05/11/2006 EP-A NITRATE 6.1 5 10 MG/L 96276 Alert Chem NO30 2006-05-11
NO3 CHEM2169 08/24/2006 09/20/2006 EP-A NITRATE 6.4 5 10 MG/L 11103 Alert Chem NO30 2006-09-20
NO3 CHEM2277 11/03/2006 11/14/2006 EP-A NITRATE 6.3 5 10 MG/L 13916 Alert Chem NO30 2006-11-14
NO3 CHEM2482 04/20/2007 05/11/2007 05/17/2007 6 EP-A NITRATE 5.8 5 10 MG/L 20130 Alert Chem NO30 2007-05-11
NO3 CHEM2715 11/02/2007 12/03/2007 EP-A NITRATE 5.9 5 10 MG/L 27245 Alert Chem NO30 2007-12-03
NO3 CHEM3253 11/07/2008 12/09/2008 12/10/2008 1 EP-A NITRATE 6.4 5 10 MG/L 41563-I Alert Chem NO30 2008-12-09
NO3 CHEM3828 11/06/2009 11/13/2009 11/18/2009 5 EP-A NITRATE 6.9 5 10 MG/L 55956-I Alert Chem NO30 2009-11-13
NO3 CHEM4287 06/29/2010 07/30/2010 08/11/2010 12 EP-A NITRATE 6.3 5 10 MG/L 65252-I Alert Chem NO30 2010-07-30
NO3 CHEM5138 11/04/2011 11/10/2011 11/15/2011 5 EP-A NITRATE 6 5 10 MG/L 111113301-I Alert Chem NO30 2011-11-10
NO3 CHEM5604 11/02/2012 11/16/2012 11/16/2012 0 EP-A NITRATE 5.7 5 10 MG/L 121105001-I Alert Chem NO30 2012-11-16
TCR COLI11467 02/01/2013 02/04/2013 02/04/2013 0 DIST-A COLIFORM (TCR) Present Present Routine 130202101 Alert TCR0 2013-02-04
TCR COLI11478 02/04/2013 02/06/2013 02/07/2013 1 DIST-A COLIFORM (TCR) Present Present Repeat 130205401 Alert TCR0 2013-02-06
TCR COLI11483 02/04/2013 02/06/2013 DIST-A COLIFORM (TCR) Present Present Repeat 130205401 Alert TCR0 2013-02-06
TCR COLI11478 02/04/2013 02/06/2013 02/07/2013 1 DIST-A COLIFORM (TCR) Present Present Repeat 130205402 Alert TCR0 2013-02-06
TCR COLI11483 02/04/2013 02/06/2013 DIST-A COLIFORM (TCR) Present Present Repeat 130205402 Alert TCR0 2013-02-06
TCR COLI11478 02/04/2013 02/06/2013 02/07/2013 1 DIST-A COLIFORM (TCR) Present Present Repeat 130205403 Alert TCR0 2013-02-06
TCR COLI11483 02/04/2013 02/06/2013 DIST-A COLIFORM (TCR) Present Present Repeat 130205403 Alert TCR0 2013-02-06
Notice - Source COLI11478 02/04/2013 02/06/2013 02/07/2013 1 SRC-AA COLIFORM (TCR) Present Present Triggered 130205404 Notice Source 2013-02-06
Notice - Source COLI11483 02/04/2013 02/06/2013 SRC-AA COLIFORM (TCR) Present Present Triggered 130205404 Notice Source 2013-02-06
NO3 CHEM5862 06/17/2013 07/23/2013 07/23/2013 0 EP-A NITRATE 7.4 5 10 MG/L 130643401-I Alert Chem NO30 2013-07-23
NO3 CHEM6289 05/02/2014 05/16/2014 05/16/2014 0 EP-A NITRATE 5.72 5 10 MG/L 140504401-I Alert Chem NO30 2014-05-16
NO3 CHEM6890 09/11/2015 09/30/2015 09/30/2015 0 EP-A NITRATE 6.58 5 10 MG/L 1509477001-I Alert Chem NO30 2015-09-30
NIT CHEM6893 09/11/2015 10/01/2015 09/30/2015 -1 EP-A NITRATE-NITRITE 6.58 10 MG/L 1509477001-I Alert Chem NIT0 2015-10-01
NO3 CHEM7329 09/12/2016 10/07/2016 10/10/2016 3 EP-A NITRATE 6.37 5 10 MG/L 1609489001-I Alert Chem NO30 2016-10-07
NO3 CHEM7589 05/19/2017 05/24/2017 05/26/2017 2 EP-A NITRATE 6.02 5 10 MG/L 1705869001-I Alert Chem NO30 2017-05-24
NO3 CHEM7933 05/04/2018 05/16/2018 05/16/2018 0 EP-A NITRATE 6.33 5 10 MG/L 1805261001-I Alert Chem NO30 2018-05-16
NO3 CHEM8388 06/10/2019 07/01/2019 07/01/2019 0 EP-A NITRATE 7 5 10 MG/L 1906421001-I Alert Chem NO30 2019-07-01
NO3 CHEM9045 08/25/2020 09/01/2020 09/01/2020 0 EP-A NITRATE 8.46 5 10 MG/L 2008B07001-I Alert Chem NO30 2020-09-01
NO3 CHEM9146 11/09/2020 11/23/2020 11/23/2020 0 EP-A NITRATE 8.02 5 10 MG/L 2011337001-I Alert Chem NO30 2020-11-23
NO3 CHEM9274 03/19/2021 03/24/2021 03/25/2021 1 EP-A NITRATE 7.92 5 10 MG/L 2103782001-I Alert Chem NO30 2021-03-24
NO3 CHEM9321 05/07/2021 05/14/2021 05/14/2021 0 EP-A NITRATE 8.06 5 10 MG/L 2105339001-I Alert Chem NO30 2021-05-14
NO3 CHEM9477 09/20/2021 09/27/2021 09/28/2021 1 EP-A NITRATE 8.25 5 10 MG/L 2109781001-I Alert Chem NO30 2021-09-27
NO3 CHEM9572 11/19/2021 12/03/2021 12/03/2021 0 EP-A NITRATE 7.16 5 10 MG/L 2111903001-I Alert Chem NO30 2021-12-03
NO3 CHEM9776 06/06/2022 06/22/2022 06/22/2022 0 EP-A NITRATE 7.64 5 10 MG/L 2206219001-I Alert Chem NO30 2022-06-22
NO3 NO3-40 02/24/2023 03/06/2023 10/31/2023 239 EP-A NITRATE 7.58 5 10 MG/L 2302856-001-I Alert Chem NO30 2023-03-06
NO3 NO3-265 04/29/2024 05/07/2024 05/09/2024 2 EP-A NITRATE 8.04 5 10 MG/L 2404A46-001-I Alert Chem NO30 2024-05-07
NO3 NO3-337 09/20/2024 10/11/2024 11/21/2024 41 EP-A NITRATE 7.99 5 10 MG/L 2409791-001-I Alert Chem NO30 2024-10-11
NO3 NO3-358 11/01/2024 11/21/2024 11/21/2024 0 EP-A NITRATE 8.55 5 10 MG/L 2411020-001-I Alert Chem NO30 2024-11-21
NO3 NO3-405 02/03/2025 02/06/2025 EP-A NITRATE 8 5 10 MG/L 2502030-001-I Alert Chem NO30 2025-02-06
NO3 NO3-460 05/02/2025 05/12/2025 EP-A NITRATE 7.91 5 10 MG/L 2505076-001-I Alert Chem NO30 2025-05-12


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