OHA Drinking Water Services
OR41
PWS ID: 01233 ---- DEER ISLAND WATERWORKS
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 04/25/1991 08/07/1991 A NITRATE 9.6 5 10 MG/L -1918709 Alert Chem NO30 1991-08-07
NO3 ARCHIVE 02/13/1992 02/26/1992 A NITRATE 7.6 5 10 MG/L 144492 Alert Chem NO30 1992-02-26
NO3 ARCHIVE 06/11/1992 07/29/1992 A NITRATE 7.2 5 10 MG/L -1918707 Alert Chem NO30 1992-07-29
NO3 ARCHIVE 09/10/1992 05/05/1995 A NITRATE 5.8 5 10 MG/L 155132 Alert Chem NO30 1995-05-05
LCR CHEM1357 08/24/1993 03/21/2005 DIST-A LEAD SUMMARY 0.026 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1357 08/24/1993 03/21/2005 DIST-A COPPER SUMMARY 2.46 1.3 MG/L Alert Chem LCR0 2005-03-21
NIT ARCHIVE 09/16/1993 07/18/1997 AA NITRATE-NITRITE 5.7 10 MG/L 17815 Alert Chem NIT0 1997-07-18
NO3 ARCHIVE 09/16/1993 07/18/1997 AA NITRATE 5.7 5 10 MG/L 17815 Alert Chem NO30 1997-07-18
NO3 ARCHIVE 12/16/1993 03/07/1994 A NITRATE 7.5 5 10 MG/L 178092 Alert Chem NO30 1994-03-07
TCR ARCHIVE 02/25/1994 04/05/1994 COLIFORM (TCR) Present Present Routine 181377 Alert TCR0 1994-04-05
TCR ARCHIVE 03/04/1994 04/05/1994 COLIFORM (TCR) Present Present Repeat 181802 Alert TCR0 1994-04-05
NO3 ARCHIVE 03/18/1994 04/07/1994 A NITRATE 7.7 5 10 MG/L 182494 Alert Chem NO30 1994-04-07
TCR ARCHIVE 11/27/1994 12/06/1994 COLIFORM (TCR) Present Present Routine 195548 Alert TCR0 1994-12-06
TCR ARCHIVE 12/22/1994 01/10/1995 COLIFORM (TCR) Present Present Routine 196850 Alert TCR0 1995-01-10
LCR ARCHIVE 07/24/1997 08/12/1997 A LEAD 0.027 0.015 0.015 MG/L 205/16 Alert Chem LCR0 1997-08-12
TCR ARCHIVE 04/29/1998 05/22/1998 COLIFORM (TCR) Present Present Routine 255654 Alert TCR0 1998-05-22
NO3 ARCHIVE 12/13/2001 12/24/2001 A NITRATE 5.8 5 10 MG/L 321704 Alert Chem NO30 2001-12-24
NO3 CHEM780 05/13/2004 06/11/2004 EP-A NITRATE 10 5 10 MG/L 368129-I Alert Chem CMCL NO30 2004-06-11
NO3 CHEM1094 12/16/2004 01/14/2005 EP-A NITRATE 7 5 10 MG/L 380271-I Alert Chem NO30 2005-01-14
NO3 CHEM1749 08/11/2005 09/29/2005 EP-A NITRATE 5.8 5 10 MG/L 393462-I Alert Chem NO30 2005-09-29
NO3 CHEM1924 01/12/2006 02/10/2006 EP-A NITRATE 6.6 5 10 MG/L 401672-I Alert Chem NO30 2006-02-10
NO3 CHEM2064 04/13/2006 06/21/2006 EP-A NITRATE 6 5 10 MG/L 406480-I Alert Chem NO30 2006-06-21
NO3 CHEM2117 07/13/2006 07/20/2006 EP-A NITRATE 5.6 5 10 MG/L 411468N Alert Chem NO30 2006-07-20
TCR COLI4921 12/21/2007 12/24/2007 12/28/2007 4 DIST-A COLIFORM (TCR) Present Present Routine 438522 Alert TCR0 2007-12-24
TCR COLI5147 04/10/2008 04/11/2008 04/14/2008 3 DIST-A COLIFORM (TCR) Present Present Routine 444138 Alert TCR0 2008-04-11
TCR COLI7557 04/22/2010 04/23/2010 SRC-AA E. COLI Present 0 Assessment 486688 Alert TCR0 2010-04-23
Notice - Source COLI7557 04/22/2010 04/23/2010 SRC-AA COLIFORM (TCR) Present Present Assessment 486688 Notice Source 2010-04-23
Notice - Source COLI9189 05/26/2011 05/27/2011 SRC-AA COLIFORM (TCR) Present Present Assessment 511102 Notice Source 2011-05-27
NO3 CHEM5302 01/11/2012 03/07/2012 03/07/2012 0 EP-A NITRATE 6.4 5 10 MG/L 201103301-I Alert Chem NO30 2012-03-07
TCR COLI10682 07/11/2012 07/12/2012 07/12/2012 0 DIST-A COLIFORM (TCR) Present Present Routine 532526 Alert TCR0 2012-07-12
Notice - Source COLI15057 12/10/2015 12/11/2015 SRC-AA COLIFORM (TCR) Present Present Assessment 589666 Notice Source 2015-12-11
TCR COLI15837 08/10/2016 08/11/2016 08/12/2016 1 DIST-A COLIFORM (TCR) Present Present Routine 622306301 Alert TCR0 2016-08-11
TCR COLI16249 11/09/2016 11/10/2016 11/11/2016 1 DIST-A COLIFORM (TCR) Present Present Routine 631406201 Alert TCR0 2016-11-10
TCR COLI19010 07/10/2019 07/11/2019 07/12/2019 1 DIST-A COLIFORM (TCR) Present Present Routine 919200701 Alert TCR0 2019-07-11
Notice - Sodium CHEM8710 10/07/2019 11/25/2019 EP-A SODIUM 20 20 MG/L 928000803-I Notice Sodium 2019-11-25
TCR TCR-59 01/11/2023 01/12/2023 01/12/2023 0 DIST-A COLIFORM (TCR) Present Present Routine 3011037-01 Alert TCR0 2023-01-12
TCR TCR-549 07/10/2023 07/11/2023 07/11/2023 0 DIST-A E. COLI Present 0 Routine 3191021-01 Alert TCR0 2023-07-11
TCR TCR-550 07/10/2023 07/11/2023 07/11/2023 0 DIST-A COLIFORM (TCR) Present Present Routine 3191021-01 Alert TCR0 2023-07-11
LCRE LCRE34801 09/01/2023 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 13 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34802 10/01/2023 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34803 11/01/2023 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 14 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34804 12/01/2023 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 16 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34805 01/01/2024 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 10 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34806 02/01/2024 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 16 >0 Alert Chem LCRE0 2024-04-11
LCRE LCRE34807 03/01/2024 04/11/2024 04/10/2024 -1 EP-A LCR EXCURSION 17 >0 Alert Chem LCRE0 2024-04-11
TCR TCR-1869 03/25/2024 03/26/2024 03/27/2024 1 DIST-A E. COLI Present 0 Routine 4085020-01 Alert TCR0 2024-03-26
TCR TCR-1868 03/25/2024 03/26/2024 03/27/2024 1 DIST-A COLIFORM (TCR) Present Present Routine 4085020-01 Alert TCR0 2024-03-26
LCRE LCRE35745 04/01/2024 10/11/2024 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2024-10-11
LCRE LCRE35746 05/01/2024 10/11/2024 EP-A LCR EXCURSION 10 >0 Alert Chem LCRE0 2024-10-11
LCRE LCRE35747 06/01/2024 10/11/2024 EP-A LCR EXCURSION 8 >0 Alert Chem LCRE0 2024-10-11
TCR TCR-2595 08/21/2024 08/22/2024 08/22/2024 0 DIST-A COLIFORM (TCR) Present Present Routine 4234040-01 Alert TCR0 2024-08-22
LCRE LCRE35750 09/01/2024 10/11/2024 EP-A LCR EXCURSION 13 >0 Alert Chem LCRE0 2024-10-11


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