OHA Drinking Water Services
OR41
PWS ID: 90889 ---- ANNEX CHARTER SCHOOL
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 04/01/1991 04/19/1991 A NITRATE 7.7 5 10 MG/L -1902194 Alert Chem NO30 1991-04-19
NO3 ARCHIVE 03/25/1993 10/12/1993 AA NITRATE 11.6 5 10 MG/L 33382 Alert Chem NO30 1993-10-12
TCR ARCHIVE 09/29/1993 10/05/1993 COLIFORM (TCR) Present Present Routine 42768 Alert TCR0 1993-10-05
NO3 ARCHIVE 10/19/1993 10/27/1993 AA NITRATE 12.5 5 10 MG/L 43865 Alert Chem NO30 1993-10-27
TCR ARCHIVE 10/19/1993 10/28/1993 COLIFORM (TCR) Present Present Repeat 43865 Alert TCR0 1993-10-28
TCR ARCHIVE 10/19/1993 10/28/1993 COLIFORM (TCR) Present Present Repeat 43868 Alert TCR0 1993-10-28
TCR ARCHIVE 10/19/1993 10/28/1993 COLIFORM (TCR) Present Present Repeat 43869 Alert TCR0 1993-10-28
TCR ARCHIVE 11/01/1993 11/09/1993 COLIFORM (TCR) Present Present Routine 44586 Alert TCR0 1993-11-09
TCR ARCHIVE 11/01/1993 11/09/1993 COLIFORM (TCR) Present Present Routine 44587 Alert TCR0 1993-11-09
TCR ARCHIVE 11/01/1993 11/09/1993 COLIFORM (TCR) Present Present Routine 44588 Alert TCR0 1993-11-09
TCR ARCHIVE 11/01/1993 11/09/1993 COLIFORM (TCR) Present Present Routine 44589 Alert TCR0 1993-11-09
TCR ARCHIVE 11/01/1993 11/09/1993 COLIFORM (TCR) Present Present Routine 44590 Alert TCR0 1993-11-09
TCR ARCHIVE 11/09/1993 11/17/1993 COLIFORM (TCR) Present Present Repeat 44913 Alert TCR0 1993-11-17
TCR ARCHIVE 11/09/1993 11/17/1993 COLIFORM (TCR) Present Present Repeat 44916 Alert TCR0 1993-11-17
NO3 ARCHIVE 01/18/1994 01/31/1994 AA NITRATE 12.4 5 10 MG/L 49064 Alert Chem NO30 1994-01-31
NO3 ARCHIVE 03/22/1994 03/29/1994 AA NITRATE 12.2 5 10 MG/L 52009 Alert Chem NO30 1994-03-29
NO3 ARCHIVE 03/22/1994 03/29/1994 AA NITRATE 12.2 5 10 MG/L 52010 Alert Chem NO30 1994-03-29
NO3 ARCHIVE 03/22/1994 03/29/1994 AA NITRATE 12.3 5 10 MG/L 52011 Alert Chem NO30 1994-03-29
NO3 ARCHIVE 03/22/1994 03/29/1994 AA NITRATE 12.2 5 10 MG/L 52012 Alert Chem NO30 1994-03-29
NO3 ARCHIVE 03/22/1994 03/29/1994 AA NITRATE 12.1 5 10 MG/L 52013 Alert Chem NO30 1994-03-29
LCR CHEM1406 06/30/1994 03/21/2005 DIST-A LEAD SUMMARY 0.03 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1406 11/22/1994 03/21/2005 DIST-A LEAD SUMMARY 0.057 0.015 MG/L Alert Chem LCR0 2005-03-21
NO3 ARCHIVE 09/27/1995 10/03/1995 A NITRATE 5.9 5 10 MG/L 82820 Alert Chem NO30 1995-10-03
LCR CHEM1406 12/18/1996 03/21/2005 DIST-A LEAD SUMMARY 0.035 0.015 MG/L Alert Chem LCR0 2005-03-21
IOC ARCHIVE 12/02/1998 01/11/1999 AA SODIUM 268 20 MG/L 55970 Alert Chem IOC0 1999-01-11
LCR CHEM1597 12/02/1998 05/11/2005 DIST-A LEAD SUMMARY 0.0405 0.015 MG/L Alert Chem LCR0 2005-05-11
LCR CHEM1406 05/23/2000 03/21/2005 DIST-A LEAD SUMMARY 0.016 0.015 MG/L Alert Chem LCR0 2005-03-21
IOC ARCHIVE 03/12/2001 11/05/2001 A SODIUM 282 20 MG/L 18487 Alert Chem IOC0 2001-11-05
TCR ARCHIVE 10/31/2001 11/06/2001 COLIFORM (TCR) Present Present Routine 311255791 Alert TCR0 2001-11-06
NO3 CHEM849 07/19/2004 08/23/2004 EP-A NITRATE 5.5 5 10 MG/L 437851 Alert Chem NO30 2004-08-23
Notice - Sodium CHEM951 07/19/2004 10/19/2004 EP-A SODIUM 173 20 MG/L 43783I Notice Sodium 2004-10-19
NIT CHEM3134 07/19/2004 08/29/2008 EP-A NITRATE-NITRITE 5.5 10 MG/L 437851 Alert Chem NIT0 2008-08-29
TCR COLI1644 11/03/2004 11/08/2004 DIST-A COLIFORM (TCR) Present Present Routine 311482071 Alert TCR0 2004-11-08
TCR COLI1806 01/12/2005 01/18/2005 DIST-A COLIFORM (TCR) Present Present Routine 301494731 Alert TCR0 2005-01-18
TCR COLI1811 01/19/2005 01/25/2005 DIST-A COLIFORM (TCR) Present Present Repeat 301495951 Alert TCR0 2005-01-25
TCR COLI1811 01/19/2005 01/25/2005 DIST-A COLIFORM (TCR) Present Present Repeat 301495961 Alert TCR0 2005-01-25
TCR COLI1811 01/19/2005 01/25/2005 DIST-A COLIFORM (TCR) Present Present Repeat 301495971 Alert TCR0 2005-01-25
TCR COLI1811 01/19/2005 01/25/2005 DIST-A COLIFORM (TCR) Present Present Repeat 301495981 Alert TCR0 2005-01-25
TCR COLI1858 02/09/2005 02/17/2005 DIST-A COLIFORM (TCR) Present Present Repeat 302500311 Alert TCR0 2005-02-17
TCR COLI1964 04/27/2005 05/02/2005 DIST-A COLIFORM (TCR) Present Present Routine 304516061 Alert TCR0 2005-05-02
TCR COLI1964 04/27/2005 05/02/2005 DIST-A COLIFORM (TCR) Present Present Routine 304516071 Alert TCR0 2005-05-02
TCR COLI1964 04/27/2005 05/02/2005 DIST-A COLIFORM (TCR) Present Present Routine 304516081 Alert TCR0 2005-05-02
TCR COLI1964 04/27/2005 05/02/2005 DIST-A COLIFORM (TCR) Present Present Routine 304516101 Alert TCR0 2005-05-02
NO3 CHEM1842 09/27/2005 12/19/2005 EP-A NITRATE 8.28 5 10 MG/L 554391 Alert Chem NO30 2005-12-19
TCR COLI2470 09/28/2005 10/03/2005 DIST-A COLIFORM (TCR) Present Present Special 309555021 Alert TCR0 2005-10-03
NO3 CHEM1986 04/19/2006 05/05/2006 EP-A NITRATE 7.49 5 10 MG/L 608571 Alert Chem NO30 2006-05-05
Notice - Sodium CHEM2617 07/23/2007 10/01/2007 EP-A SODIUM 135 20 MG/L 743701 Notice Sodium 2007-10-01
NIT CHEM3003 05/14/2008 06/27/2008 EP-A NITRATE-NITRITE 6.02 10 MG/L 828321-I Alert Chem NIT0 2008-06-27
SOC CHEM4380 07/26/2010 09/24/2010 09/24/2010 0 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.014 0.006 MG/L 1036421-S Alert Chem CMCL SOC0 2010-09-24
SOC CHEM4526 09/29/2010 11/10/2010 11/15/2010 5 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.0048 0.006 MG/L 1061341-S Alert Chem SOC0 2010-11-10
ARS CHEM4605 11/17/2010 12/13/2010 02/28/2011 77 EP-A ARSENIC 0.0109 0.01 MG/L 1075571-I Alert Chem CMCL ARS0 2010-12-13
SOC CHEM4605 11/17/2010 12/13/2010 02/28/2011 77 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.00205 0.006 MG/L 1075451 Alert Chem SOC0 2010-12-13
SOC CHEM4758 01/26/2011 02/15/2011 02/15/2011 0 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.0104 0.006 MG/L 1090771-S Alert Chem CMCL SOC0 2011-02-15
SOC CHEM4900 05/11/2011 06/02/2011 06/06/2011 4 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.0103 0.006 MG/L 1116731-S Alert Chem CMCL SOC0 2011-06-02
ARS CHEM4901 05/11/2011 06/09/2011 06/09/2011 0 EP-A ARSENIC 0.0121 0.01 MG/L 1116651-I Alert Chem CMCL ARS0 2011-06-09
SOC CHEM5085 09/14/2011 10/06/2011 10/07/2011 1 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.0339 0.006 MG/L 1149731 Alert Chem CMCL SOC0 2011-10-06
ARS CHEM5147 10/12/2011 11/16/2011 11/16/2011 0 EP-A ARSENIC 0.0121 0.01 MG/L 1157971-I Alert Chem CMCL ARS0 2011-11-16
SOC CHEM5173 10/26/2011 12/12/2011 12/28/2011 16 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.00147 0.006 MG/L 1161241 Alert Chem SOC0 2011-12-12
SOC CHEM5173 10/26/2011 12/12/2011 12/28/2011 16 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.00146 0.006 MG/L 1161251 Alert Chem SOC0 2011-12-12
SOC CHEM5327 02/15/2012 04/06/2012 EP-A DI(2-ETHYLHEXYL) PHTHALATE 0.00123 0.006 MG/L 1188251 Alert Chem SOC0 2012-04-06
TCR COLI10955 09/19/2012 09/21/2012 09/27/2012 6 DIST-A COLIFORM (TCR) Present Present Routine 3011111661 Alert TCR0 2012-09-21
TCR COLI10982 09/26/2012 09/28/2012 SRC-AB COLIFORM (TCR) Present Present Triggered 3011113391 Alert TCR0 2012-09-28
TCR COLI11014 10/03/2012 10/05/2012 10/05/2012 0 DIST-A COLIFORM (TCR) Present Present Repeat 3011115581 Alert TCR0 2012-10-05
TCR COLI11091 10/24/2012 10/26/2012 10/30/2012 4 DIST-A COLIFORM (TCR) Present Present Routine 3011120121 Alert TCR0 2012-10-26
TCR COLI11091 10/24/2012 10/26/2012 10/30/2012 4 DIST-A COLIFORM (TCR) Present Present Routine 3011120131 Alert TCR0 2012-10-26
Notice - Source COLI11119 10/31/2012 11/02/2012 11/26/2012 24 SRC-AB COLIFORM (TCR) Present Present Triggered 3011121021 Notice Source 2012-11-02
TCR COLI11231 11/28/2012 11/30/2012 DIST-A COLIFORM (TCR) Present Present Routine 3011126451 Alert TCR0 2012-11-30
TCR COLI11231 11/28/2012 11/30/2012 DIST-A COLIFORM (TCR) Present Present Routine 3011126461 Alert TCR0 2012-11-30
TCR COLI11454 01/23/2013 01/25/2013 01/28/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011137831 Alert TCR0 2013-01-25
TCR COLI11454 01/23/2013 01/25/2013 01/28/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011137841 Alert TCR0 2013-01-25
TCR COLI11454 01/23/2013 01/25/2013 01/28/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011137851 Alert TCR0 2013-01-25
TCR COLI11454 01/23/2013 01/25/2013 01/28/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011137861 Alert TCR0 2013-01-25
TCR COLI11454 01/23/2013 01/25/2013 01/28/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011137871 Alert TCR0 2013-01-25
Notice - Source COLI11463 01/30/2013 02/01/2013 SRC-AB COLIFORM (TCR) Present Present Triggered 3011139471 Notice Source 2013-02-01
TCR COLI11500 02/06/2013 02/08/2013 02/11/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011141391 Alert TCR0 2013-02-08
TCR COLI11500 02/06/2013 02/08/2013 02/11/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 3011141401 Alert TCR0 2013-02-08
Notice - Source COLI11519 02/13/2013 02/15/2013 SRC-AB COLIFORM (TCR) Present Present Triggered 3011143411 Notice Source 2013-02-15
TCR COLI12146 09/18/2013 09/20/2013 DIST-A COLIFORM (TCR) Present Present Routine 3011192061 Alert TCR0 2013-09-20
TCR COLI12198 09/25/2013 09/27/2013 DIST-A COLIFORM (TCR) Present Present Repeat 3011194341 Alert TCR0 2013-09-27
TCR COLI12198 09/25/2013 09/27/2013 DIST-A COLIFORM (TCR) Present Present Repeat 3011194351 Alert TCR0 2013-09-27
Notice - Source COLI12198 09/25/2013 09/27/2013 SRC-AB COLIFORM (TCR) Present Present Triggered 3011194361 Notice Source 2013-09-27
TCR COLI12355 10/23/2013 10/25/2013 DIST-A COLIFORM (TCR) Present Present Routine 3011200441 Alert TCR0 2013-10-25
TCR COLI12355 10/23/2013 10/25/2013 DIST-A COLIFORM (TCR) Present Present Routine 3011200451 Alert TCR0 2013-10-25
TCR COLI12355 10/23/2013 10/25/2013 DIST-A COLIFORM (TCR) Present Present Routine 3011200471 Alert TCR0 2013-10-25
Notice - Source COLI12373 10/30/2013 11/01/2013 SRC-AB COLIFORM (TCR) Present Present Triggered 3011202021 Notice Source 2013-11-01
ARS CHEM6230 02/26/2014 03/17/2014 05/19/2014 63 EP-A ARSENIC 0.0187 0.01 MG/L 1379801-I Alert Chem CMCL ARS0 2014-03-17
ARS CHEM6302 05/14/2014 05/30/2014 EP-A ARSENIC 0.013 0.01 MG/L 1401421-I Alert Chem CMCL ARS0 2014-05-30
ARS CHEM6655 02/25/2015 03/12/2015 EP-A ARSENIC 0.0221 0.01 MG/L 1473531-I Alert Chem CMCL ARS0 2015-03-12
ARS CHEM6896 09/16/2015 10/05/2015 EP-A ARSENIC 0.0167 0.01 MG/L 1529541-I Alert Chem CMCL ARS0 2015-10-05
ARS CHEM6975 11/18/2015 12/04/2015 12/04/2015 0 EP-A ARSENIC 0.0313 0.01 MG/L 1547151-I Alert Chem CMCL ARS0 2015-12-04
ARS CHEM7168 05/18/2016 06/10/2016 EP-A ARSENIC 0.01076 0.01 MG/L 1593131-I Alert Chem CMCL ARS0 2016-06-10
Notice - Sodium CHEM7242 06/22/2016 08/17/2016 EP-A SODIUM 118 20 MG/L 1601571-I Notice Sodium 2016-08-17
ARS CHEM7319 09/14/2016 09/30/2016 04/24/2017 206 EP-A ARSENIC 0.0147 0.01 MG/L 1626081-I Alert Chem CMCL ARS0 2016-09-30
NO3 CHEM9086 09/16/2020 10/01/2020 10/27/2020 26 EP-A NITRATE 6.86 5 10 MG/L 2027571-I Alert Chem NO30 2020-10-01
ARS CHEM9188 12/16/2020 12/28/2020 01/08/2021 11 EP-A ARSENIC 0.018 0.01 MG/L 2051261-I Alert Chem CMCL ARS0 2020-12-28
Notice - Sodium IOC-125 04/23/2025 05/19/2025 EP-A SODIUM 261 20 MG/L 2558781-I Notice Sodium 2025-05-19


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