OHA Drinking Water Services
PWS ID: 00954 ---- WILSONVILLE, CITY OF
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
IOC ARCHIVE 10/23/1992 12/29/1992 AA SODIUM 20.1 20 MG/L -1933242 Alert Chem IOC0 1992-12-29
IOC ARCHIVE 10/23/1992 12/29/1992 CA SODIUM 31.4 20 MG/L -1933102 Alert Chem IOC0 1992-12-29
IOC ARCHIVE 10/23/1992 12/29/1992 CB SODIUM 28.3 20 MG/L -1933006 Alert Chem IOC0 1992-12-29
IOC ARCHIVE 04/01/1993 04/21/1995 EA SODIUM 21 20 MG/L 16250-1 Alert Chem IOC0 1995-04-21
TCR ARCHIVE 07/06/1993 07/20/1993 COLIFORM, TOTAL (TCR) Present Present Routine 169638 Alert TCR0 1993-07-20
TCR ARCHIVE 03/07/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Routine 181834 Alert TCR0 1994-04-15
TCR ARCHIVE 03/07/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Routine 181836 Alert TCR0 1994-04-15
TCR ARCHIVE 03/07/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Routine 181838 Alert TCR0 1994-04-15
TCR ARCHIVE 03/09/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 181979 Alert TCR0 1994-04-15
TCR ARCHIVE 03/09/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 181985 Alert TCR0 1994-04-15
TCR ARCHIVE 03/09/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 181987 Alert TCR0 1994-04-15
TCR ARCHIVE 03/14/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 182171 Alert TCR0 1994-04-15
TCR ARCHIVE 03/14/1994 04/15/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 182172 Alert TCR0 1994-04-15
TCR ARCHIVE 05/06/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Routine 185071 Alert TCR0 1994-06-14
TCR ARCHIVE 05/09/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185120 Alert TCR0 1994-06-14
TCR ARCHIVE 05/09/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185121 Alert TCR0 1994-06-14
TCR ARCHIVE 05/09/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185122 Alert TCR0 1994-06-14
TCR ARCHIVE 05/12/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185346 Alert TCR0 1994-06-14
TCR ARCHIVE 05/12/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185348 Alert TCR0 1994-06-14
TCR ARCHIVE 05/12/1994 06/14/1994 COLIFORM, TOTAL (TCR) Present Present Repeat 185349 Alert TCR0 1994-06-14
TCR ARCHIVE 06/14/1994 07/08/1994 COLIFORM, TOTAL (TCR) Present Present Routine 186863 Alert TCR0 1994-07-08
TCR ARCHIVE 06/14/1994 07/08/1994 COLIFORM, TOTAL (TCR) Present Present Routine 186864 Alert TCR0 1994-07-08
TCR ARCHIVE 01/17/1995 02/09/1995 COLIFORM, TOTAL (TCR) Present Present Routine 195906 Alert TCR0 1995-02-09
TCR ARCHIVE 02/23/1995 03/13/1995 COLIFORM, TOTAL (TCR) Present Present Routine 199621 Alert TCR0 1995-03-13
TCR ARCHIVE 02/23/1995 03/13/1995 COLIFORM, TOTAL (TCR) Present Present Routine 199622 Alert TCR0 1995-03-13
TCR ARCHIVE 02/24/1995 03/13/1995 COLIFORM, TOTAL (TCR) Present Present Repeat 199695 Alert TCR0 1995-03-13
TCR ARCHIVE 02/28/1995 03/13/1995 COLIFORM, TOTAL (TCR) Present Present Repeat 199771 Alert TCR0 1995-03-13
TCR ARCHIVE 03/17/1995 04/07/1995 COLIFORM, TOTAL (TCR) Present Present Routine 200775 Alert TCR0 1995-04-07
TCR ARCHIVE 10/27/1995 11/08/1995 COLIFORM, TOTAL (TCR) Present Present Routine 212777 Alert TCR0 1995-11-08
TCR ARCHIVE 10/27/1995 11/08/1995 COLIFORM, TOTAL (TCR) Present Present Routine 212780 Alert TCR0 1995-11-08
TCR ARCHIVE 10/27/1995 11/08/1995 COLIFORM, TOTAL (TCR) Present Present Routine 212782 Alert TCR0 1995-11-08
IOC ARCHIVE 04/15/1996 10/30/1996 A SODIUM 31 20 MG/L 960415M*A Alert Chem IOC0 1996-10-30
IOC ARCHIVE 04/15/1996 10/30/1996 C SODIUM 34 20 MG/L 960415M*C Alert Chem IOC0 1996-10-30
IOC ARCHIVE 06/28/1999 08/06/1999 A SODIUM 28.5 20 MG/L 179/08 Alert Chem IOC0 1999-08-06
IOC ARCHIVE 06/28/1999 08/06/1999 C SODIUM 37.3 20 MG/L 179/07 Alert Chem IOC0 1999-08-06
IOC ARCHIVE 06/28/1999 08/06/1999 E SODIUM 22 20 MG/L 179/10 Alert Chem IOC0 1999-08-06
IOC ARCHIVE 06/28/1999 08/06/1999 F SODIUM 24.9 20 MG/L 179/06 Alert Chem IOC0 1999-08-06
RAD ARCHIVE 10/02/2000 11/22/2000 A GROSS ALPHA, EXCLUDING RA & U 7.86 15 15 pCi 00276/07 Alert Chem RAD0 2000-11-22
TCR ARCHIVE 12/11/2000 01/11/2001 COLIFORM, TOTAL (TCR) Present Present Routine 1200236 Alert TCR0 2001-01-11
TCR ARCHIVE 07/10/2001 08/13/2001 COLIFORM, TOTAL (TCR) Present Present Routine 0701138 Alert TCR0 2001-08-13
Notice - Sodium CHEM114 06/25/2002 10/02/2002 EP-A SODIUM 24.58 20 MG/L 02176/15I Notice Sodium 2002-10-02
Notice - Sodium CHEM114 06/25/2002 10/02/2002 EP-C SODIUM 34.1 20 MG/L 02176/13I Notice Sodium 2002-10-02
Notice - Sodium CHEM114 06/25/2002 10/02/2002 EP-D SODIUM 21.25 20 MG/L 02176/14I Notice Sodium 2002-10-02
SOC CHEM114 06/25/2002 10/02/2002 EP-D DI(2-ETHYLHEXYL) - PHTHALATE 0.0959 0.0006 0.006 MG/L 02176/14S Alert Chem CMCL SOC0 2002-10-02
VOC CHEM114 06/25/2002 10/02/2002 EP-F TOLUENE 0.001 0.0005 1 MG/L 02176/23V Alert Chem VOC0 2002-10-02
SOC CHEM1117 10/20/2004 01/20/2005 EP-H HEXACHLOROBENZENE 0.000127 0.0001 0.001 MG/L P4J0805-01S Alert Chem SOC0 2005-01-20
DBP CHEM1165 02/01/2005 03/17/2005 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.0086 0.06 0.06 MG/L 05032/05 Alert Chem CMCL DBP0 2005-03-17
Notice - Sodium CHEM1921 11/07/2005 02/10/2006 EP-C SODIUM 33.1 20 MG/L 05311/14I Notice Sodium 2006-02-10
IOC CHEM1921 11/07/2005 02/10/2006 EP-F BARIUM 11 2.5 2 MG/L 05311/18I Alert Chem CMCL IOC0 2006-02-10
VOC CHEM2081 02/08/2006 06/23/2006 EP-B 1,1-DICHLOROETHYLENE 0.0009 0.0005 0.007 MG/L 0603910 Alert Chem VOC0 2006-06-23
DBP CHEM2144 04/19/2006 08/28/2006 EP-H CHLOROFORM 0.00368 0 MG/L PPD080001 Alert Chem DBP 0 2006-08-28
DBP CHEM2144 04/19/2006 08/28/2006 EP-H BROMODICHLOROMETHANE 0.00174 0 MG/L PPD080001 Alert Chem DBP 0 2006-08-28
VOC CHEM2144 07/12/2006 08/28/2006 EP-B 1,1-DICHLOROETHYLENE 0.0011 0.0005 0.007 MG/L 0619316 Alert Chem VOC0 2006-08-28
SOC CHEM3556 04/08/2009 06/25/2009 EP-H BENZO (A) PYRENE 0.000033 0.00002 0.0002 MG/L PSD024801-S Alert Chem SOC0 2009-06-25
TCR COLI6418 06/09/2009 07/08/2009 07/17/2009 9 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 090609J003 Alert TCR0 2009-07-08
Notice - Special COLI6633 07/29/2009 08/17/2009 DIST-A COLIFORM, TOTAL (TCR) Present Present Special 0907291324 Notice Special 2009-08-17
TCR COLI8664 11/18/2010 11/19/2010 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 500438 Alert TCR0 2010-11-19
TCR COLI12298 10/10/2013 10/11/2013 10/10/2013 -1 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 553827 Alert TCR0 2013-10-11
SOC CHEM6799 04/08/2015 07/22/2015 07/23/2015 1 EP-H DI(2-ETHYLHEXYL) - PHTHALATE 0.0011 0.0006 0.006 MG/L 4401063721-S Alert Chem SOC0 2015-07-22
TCR COLI17468 11/21/2017 11/22/2017 11/22/2017 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 732504208 Alert TCR0 2017-11-22
TCR COLI19629 12/22/2019 12/24/2019 12/24/2019 0 DIST-A COLIFORM, E. COLI Present Present Routine 935700801 Alert TCR0 2019-12-24
TCR COLI19629 12/22/2019 12/24/2019 12/24/2019 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 935700801 Alert TCR0 2019-12-24
TCR COLI19937 06/16/2020 06/17/2020 06/18/2020 1 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 016803712 Alert TCR0 2020-06-17
SOC CHEM9464 07/27/2021 09/21/2021 EP-H DI(2-ETHYLHEXYL) - PHTHALATE 0.00096 0.0006 0.006 MG/L 202107280247-S Alert Chem SOC0 2021-09-21
SOC SOC-3 01/11/2023 03/06/2023 03/07/2023 1 EP-H PENTACHLOROPHENOL 0.000043 0.00004 0.001 MG/L 380-34174-2-S Alert Chem SOC0 2023-03-06
VOC VOC-12 01/11/2023 03/06/2023 03/07/2023 1 EP-H XYLENES 0.001 0.0005 10 MG/L 380-34174-2-V Alert Chem VOC0 2023-03-06
TCR TCR-1305 11/14/2023 11/15/2023 11/15/2023 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine 3318006-03 Alert TCR0 2023-11-15


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