OHA Drinking Water Services
OR41
PWS ID: 00665 ---- TUALATIN VALLEY WATER DISTRICT
Water Quality Alerts

Table is loading - please wait...
Use the "Download" button to export the data to an Excel file.

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
LCR CHEM1273 06/10/1992 03/21/2005 DIST-A LEAD SUMMARY 0.028 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1273 06/10/1992 03/21/2005 DIST-A COPPER SUMMARY 1.41 1.3 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1273 12/08/1992 03/21/2005 DIST-A LEAD SUMMARY 0.029 0.015 MG/L Alert Chem LCR0 2005-03-21
TCR ARCHIVE 11/10/1993 12/06/1993 COLIFORM (TCR) Present Present Routine 176393 Alert TCR0 1993-12-06
TCR ARCHIVE 11/12/1993 12/06/1993 COLIFORM (TCR) Present Present Repeat 176559 Alert TCR0 1993-12-06
TCR ARCHIVE 11/12/1993 12/06/1993 COLIFORM (TCR) Present Present Repeat 176560 Alert TCR0 1993-12-06
TCR ARCHIVE 11/15/1993 12/06/1993 COLIFORM (TCR) Present Present Repeat 176567 Alert TCR0 1993-12-06
TCR ARCHIVE 11/15/1993 12/06/1993 COLIFORM (TCR) Present Present Repeat 176570 Alert TCR0 1993-12-06
TCR ARCHIVE 11/29/1993 12/20/1993 COLIFORM (TCR) Present Present Routine 177147 Alert TCR0 1993-12-20
TCR ARCHIVE 09/19/1994 10/07/1994 COLIFORM (TCR) Present Present Routine 191946 Alert TCR0 1994-10-07
TCR ARCHIVE 10/10/1994 11/21/1994 COLIFORM (TCR) Present Present Routine 193159 Alert TCR0 1994-11-21
TCR ARCHIVE 10/17/1994 11/21/1994 COLIFORM (TCR) Present Present Routine 193484 Alert TCR0 1994-11-21
TCR ARCHIVE 10/17/1994 11/21/1994 COLIFORM (TCR) Present Present Routine 193491 Alert TCR0 1994-11-21
TCR ARCHIVE 10/23/1995 11/03/1995 COLIFORM (TCR) Present Present Routine 212513 Alert TCR0 1995-11-03
TCR ARCHIVE 11/27/1995 12/08/1995 COLIFORM (TCR) Present Present Routine 214254 Alert TCR0 1995-12-08
TCR ARCHIVE 12/11/1995 03/08/1996 COLIFORM (TCR) Present Present Routine 215047 Alert TCR0 1996-03-08
TCR ARCHIVE 09/08/1997 09/22/1997 COLIFORM (TCR) Present Present Routine 245059 Alert TCR0 1997-09-22
TCR ARCHIVE 12/01/1997 12/11/1997 COLIFORM (TCR) Present Present Routine 249012 Alert TCR0 1997-12-11
TCR ARCHIVE 03/23/1998 04/08/1998 COLIFORM (TCR) Present Present Routine 253909 Alert TCR0 1998-04-08
LCR CHEM1580 11/17/1998 05/11/2005 DIST-A LEAD SUMMARY 0.019 0.015 MG/L Alert Chem LCR0 2005-05-11
LCR CHEM1273 06/06/1999 03/21/2005 DIST-A LEAD SUMMARY 0.021 0.015 MG/L Alert Chem LCR0 2005-03-21
TCR ARCHIVE 09/12/2000 09/25/2000 COLIFORM (TCR) Present Present Routine 298551 Alert TCR0 2000-09-25
LCR CHEM1273 09/22/2000 03/21/2005 DIST-A LEAD SUMMARY 0.022 0.015 MG/L Alert Chem LCR0 2005-03-21
TCR ARCHIVE 02/05/2001 02/21/2001 COLIFORM (TCR) Present Present Routine 305595 Alert TCR0 2001-02-21
LCR CHEM1273 05/22/2001 03/21/2005 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1580 11/22/2001 05/11/2005 DIST-A LEAD SUMMARY 0.02 0.015 MG/L Alert Chem LCR0 2005-05-11
TCR ARCHIVE 05/20/2002 06/03/2002 COLIFORM (TCR) Present Present Routine 329321 Alert TCR0 2002-06-03
LCR CHEM288 11/03/2002 01/23/2003 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2003-01-23
DBP CHEM1620 01/27/2003 05/27/2005 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.063 0.06 MG/L 03027/11 Alert Chem CMCL DBP0 2005-05-27
DBP CHEM1620 01/27/2003 05/27/2005 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.06 0.06 MG/L 03027/12 Alert Chem CMCL DBP0 2005-05-27
DBP CHEM1620 01/27/2003 05/27/2005 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.063 0.06 MG/L 03027/13 Alert Chem CMCL DBP0 2005-05-27
TCR COLI1098 04/05/2004 04/13/2004 DIST-A COLIFORM (TCR) Present Present Routine 365689 Alert TCR0 2004-04-13
TCR COLI1381 08/09/2004 08/17/2004 DIST-A COLIFORM (TCR) Present Present Routine 373109 Alert TCR0 2004-08-17
TCR COLI2323 08/08/2005 08/19/2005 DIST-A COLIFORM (TCR) Present Present Routine 393181 Alert TCR0 2005-08-19
TCR COLI2900 03/21/2006 03/23/2006 DIST-A COLIFORM (TCR) Present Present Routine 405151 Alert TCR0 2006-03-23
LCR CHEM2376 11/02/2006 03/16/2007 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2007-03-16
TCR COLI4036 03/21/2007 03/22/2007 DIST-A COLIFORM (TCR) Present Present Routine 424175 Alert TCR0 2007-03-22
TCR COLI4638 10/03/2007 10/05/2007 DIST-A COLIFORM (TCR) Present Present Routine 434665 Alert TCR0 2007-10-05
TCR COLI4697 10/16/2007 10/17/2007 DIST-A COLIFORM (TCR) Present Present Routine 435334 Alert TCR0 2007-10-17
TCR COLI4903 12/17/2007 12/18/2007 12/18/2007 0 DIST-A COLIFORM (TCR) Present Present Routine 438197 Alert TCR0 2007-12-18
TCR COLI5503 08/13/2008 08/14/2008 08/14/2008 0 DIST-A COLIFORM (TCR) Present Present Routine 451053 Alert TCR0 2008-08-14
TCR COLI6818 09/22/2009 09/23/2009 09/24/2009 1 DIST-A COLIFORM (TCR) Present Present Routine 474206 Alert TCR0 2009-09-23
TCR COLI6818 09/22/2009 09/23/2009 09/24/2009 1 DIST-A COLIFORM (TCR) Present Present Routine 474207 Alert TCR0 2009-09-23
TCR COLI7922 07/19/2010 07/20/2010 07/21/2010 1 DIST-A COLIFORM (TCR) Present Present Routine 492170 Alert TCR0 2010-07-20
TCR COLI8669 11/18/2010 11/22/2010 11/19/2010 -3 DIST-A COLIFORM (TCR) Present Present Routine 500457 Alert TCR0 2010-11-22
TCR COLI8964 02/07/2011 02/08/2011 02/08/2011 0 DIST-A COLIFORM (TCR) Present Present Routine 504855 Alert TCR0 2011-02-08
TCR COLI9687 09/13/2011 09/26/2011 09/14/2011 -12 DIST-A COLIFORM (TCR) Present Present Routine 517238 Alert TCR0 2011-09-26
TCR COLI9779 10/11/2011 10/14/2011 10/12/2011 -2 DIST-A COLIFORM (TCR) Present Present Routine 518899 Alert TCR0 2011-10-14
TCR COLI9855 10/24/2011 10/26/2011 10/25/2011 -1 DIST-A COLIFORM (TCR) Present Present Routine 519531 Alert TCR0 2011-10-26
TCR COLI11226 11/28/2012 11/29/2012 11/29/2012 0 DIST-A COLIFORM (TCR) Present Present Routine 539737 Alert TCR0 2012-11-29
TCR COLI11327 12/17/2012 12/18/2012 12/18/2012 0 DIST-A COLIFORM (TCR) Present Present Routine 540665 Alert TCR0 2012-12-18
TCR COLI11664 05/15/2013 05/16/2013 05/16/2013 0 DIST-A E. COLI Present 0 Routine 547066 Alert TCR0 2013-05-16
TCR COLI11664 05/15/2013 05/16/2013 05/16/2013 0 DIST-A COLIFORM (TCR) Present Present Routine 547066 Alert TCR0 2013-05-16
LCR CHEM6173 11/18/2013 01/15/2014 01/15/2014 0 DIST-A LEAD SUMMARY 0.0159 0.015 MG/L Alert Chem LCR0 2014-01-15
TCR COLI12691 03/25/2014 03/26/2014 03/26/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 561102 Alert TCR0 2014-03-26
TCR COLI15917 09/07/2016 09/08/2016 09/08/2016 0 DIST-A COLIFORM (TCR) Present Present Routine 599706 Alert TCR0 2016-09-08
LCR CHEM7421 10/26/2016 11/23/2016 12/12/2016 19 DIST-A LEAD SUMMARY 0.0174 0.015 MG/L Alert Chem LCR0 2016-11-23
TCR COLI16790 06/06/2017 06/07/2017 06/07/2017 0 DIST-A COLIFORM (TCR) Present Present Routine 607584 Alert TCR0 2017-06-07
TCR COLI17948 07/03/2018 07/06/2018 DIST-A COLIFORM (TCR) Present Present Routine 818407909 Alert TCR0 2018-07-06
TCR COLI17960 07/10/2018 07/11/2018 DIST-A COLIFORM (TCR) Present Present Routine 819107002 Alert TCR0 2018-07-11
TCR COLI18926 06/12/2019 06/13/2019 DIST-A COLIFORM (TCR) Present Present Routine 916303902 Alert TCR0 2019-06-13
TCR COLI18926 06/12/2019 06/13/2019 DIST-A COLIFORM (TCR) Present Present Routine 916304208 Alert TCR0 2019-06-13
TCR COLI18941 06/19/2019 06/20/2019 DIST-A COLIFORM (TCR) Present Present Routine 917002110 Alert TCR0 2019-06-20
TCR COLI19288 09/19/2019 09/20/2019 DIST-A COLIFORM (TCR) Present Present Routine 926202804 Alert TCR0 2019-09-20


More information for this water system: SDWIS ID 4065
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login