OHA Drinking Water Services
OR41
PWS ID: 00906 ---- TUALATIN, 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
LCR CHEM1321 08/17/1992 03/21/2005 DIST-A LEAD SUMMARY 0.043 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1589 11/17/1998 05/11/2005 DIST-A LEAD SUMMARY 0.019 0.015 MG/L Alert Chem LCR0 2005-05-11
LCR CHEM1321 06/06/1999 03/21/2005 DIST-A LEAD SUMMARY 0.021 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1589 09/22/2000 05/11/2005 DIST-A LEAD SUMMARY 0.022 0.015 MG/L Alert Chem LCR0 2005-05-11
LCR CHEM1321 05/22/2001 03/21/2005 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2005-03-21
LCR CHEM1589 11/22/2001 05/11/2005 DIST-A LEAD SUMMARY 0.02 0.015 MG/L Alert Chem LCR0 2005-05-11
LCR CHEM294 11/03/2002 01/23/2003 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2003-01-23
DBP CHEM934 01/07/2003 10/19/2004 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.048 0.06 MG/L 03007/28 Alert Chem DBP0 2004-10-19
DBP CHEM934 01/07/2003 10/19/2004 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.045 0.06 MG/L 03007/29 Alert Chem DBP0 2004-10-19
DBP CHEM934 01/07/2003 10/19/2004 DIST-A TOTAL HALOACETIC ACIDS (HAA5) 0.049 0.06 MG/L 03007/30 Alert Chem DBP0 2004-10-19
LCR CHEM2382 11/02/2006 03/16/2007 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2007-03-16
TCR COLI5274 06/17/2008 06/18/2008 06/19/2008 1 DIST-A COLIFORM (TCR) Present Present Routine 447628 Alert TCR0 2008-06-18
TCR COLI5553 08/19/2008 08/29/2008 09/02/2008 4 DIST-A COLIFORM (TCR) Present Present Routine 451194 Alert TCR0 2008-08-29
Notice - Sodium CHEM5322 05/08/2009 04/04/2012 04/04/2012 0 EP-B SODIUM 31.2 20 MG/L 0921835-I Notice Sodium 2012-04-04
TCR COLI8435 10/12/2010 10/13/2010 10/13/2010 0 DIST-A COLIFORM (TCR) Present Present Routine 497682 Alert TCR0 2010-10-13
Notice - Sodium CHEM5322 09/26/2011 04/04/2012 04/04/2012 0 EP-B SODIUM 21 20 MG/L 269166-I Notice Sodium 2012-04-04
IOC CHEM5617 07/09/2012 11/29/2012 EP-B BARIUM 0.032 2 MG/L 25046091-I Alert Chem CMCL IOC0 2012-11-29
LCR CHEM6178 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 COLI12988 07/08/2014 07/09/2014 07/09/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 565656 Alert TCR0 2014-07-09
LCR CHEM7424 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
LCR CHEM7832 10/25/2017 01/09/2018 01/10/2018 1 DIST-A LEAD SUMMARY 0.016 0.015 MG/L Alert Chem LCR0 2018-01-09
LCR CHEM7948 04/17/2018 05/25/2018 05/29/2018 4 DIST-A LEAD SUMMARY 0.017 0.015 MG/L Alert Chem LCR0 2018-05-25



More information for this water system: SDWIS ID 4081
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