OHA Drinking Water Services
OR41
PWS ID: 00453 ---- LA GRANDE, 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
VOC ARCHIVE 03/23/1993 10/06/1993 AB XYLENES, TOTAL 0.128 10 MG/L 930325AZAB Alert Chem VOC0 1993-10-06
VOC ARCHIVE 03/23/1993 10/06/1993 AB TOLUENE 0.002 1 MG/L 930325AZAB Alert Chem VOC0 1993-10-06
VOC ARCHIVE 03/23/1993 10/06/1993 AB ETHYLBENZENE 0.022 0.7 MG/L 930325AZAB Alert Chem VOC0 1993-10-06
VOC ARCHIVE 03/23/1993 10/06/1993 BA TETRACHLOROETHYLENE 0.0008 0.005 MG/L 9303250BA Alert Chem VOC0 1993-10-06
VOC ARCHIVE 06/08/1993 10/13/1993 BA TETRACHLOROETHYLENE 0.011 0.005 MG/L 930610AHBA Alert Chem VOC0 1993-10-13
TCR ARCHIVE 07/27/1993 08/02/1993 COLIFORM (TCR) Present Present Routine M93072814 Alert TCR0 1993-08-02
VOC ARCHIVE 09/08/1993 03/16/1994 BA XYLENES, TOTAL 0.0015 10 MG/L 930910XBA Alert Chem VOC0 1994-03-16
VOC ARCHIVE 09/08/1993 03/16/1994 BA TOLUENE 0.0028 1 MG/L 930910XBA Alert Chem VOC0 1994-03-16
TCR ARCHIVE 11/23/1993 12/10/1993 COLIFORM (TCR) Present Present Routine M93112412 Alert TCR0 1993-12-10
VOC ARCHIVE 12/13/1993 03/04/1994 CA TETRACHLOROETHYLENE 0.0019 0.005 MG/L 931215AXCA Alert Chem VOC0 1994-03-04
IOC ARCHIVE 12/13/1993 03/04/1994 DA SODIUM 23 20 MG/L 931215AXDA Alert Chem IOC0 1994-03-04
TCR ARCHIVE 08/16/1994 09/07/1994 COLIFORM (TCR) Present Present Routine 228-01 Alert TCR0 1994-09-07
TCR ARCHIVE 10/18/1994 11/04/1994 COLIFORM (TCR) Present Present Routine 294-05 Alert TCR0 1994-11-04
TCR ARCHIVE 12/13/1994 01/03/1995 COLIFORM (TCR) Present Present Routine 347-02 Alert TCR0 1995-01-03
TCR ARCHIVE 12/13/1994 01/03/1995 COLIFORM (TCR) Present Present Routine 347-03 Alert TCR0 1995-01-03
TCR ARCHIVE 02/07/1995 02/15/1995 COLIFORM (TCR) Present Present Routine 218 Alert TCR0 1995-02-15
TCR ARCHIVE 02/07/1995 02/15/1995 COLIFORM (TCR) Present Present Routine 221 Alert TCR0 1995-02-15
TCR ARCHIVE 05/02/1995 05/10/1995 COLIFORM (TCR) Present Present Routine 95122-01 Alert TCR0 1995-05-10
TCR ARCHIVE 05/02/1995 05/10/1995 COLIFORM (TCR) Present Present Routine 95122-02 Alert TCR0 1995-05-10
TCR ARCHIVE 05/09/1995 05/31/1995 COLIFORM (TCR) Present Present Routine 95129-03 Alert TCR0 1995-05-31
TCR ARCHIVE 07/02/1996 08/08/1996 COLIFORM (TCR) Present Present Routine 96184-05 Alert TCR0 1996-08-08
TCR ARCHIVE 08/06/1996 09/06/1996 COLIFORM (TCR) Present Present Routine 96219-03 Alert TCR0 1996-09-06
IOC ARCHIVE 09/30/1996 12/31/1996 C SODIUM 48 20 MG/L 961002AH*C Alert Chem IOC0 1996-12-31
VOC ARCHIVE 05/25/1999 04/27/2000 FA DICHLOROMETHANE 0.0006 0.005 MG/L 990527VFA Alert Chem VOC0 2000-04-27
Notice - Sodium CHEM1536 03/09/2005 05/03/2005 EP-F SODIUM 22 20 MG/L A50311AH-1I Notice Sodium 2005-05-03
TCR COLI14398 07/15/2015 07/20/2015 07/22/2015 2 DIST-A COLIFORM (TCR) Present Present Routine 3011345871 Alert TCR0 2015-07-20
Notice - Source COLI14411 07/20/2015 07/22/2015 SRC-BA COLIFORM (TCR) Present Present Triggered 3011347081 Notice Source 2015-07-22
TCR COLI15437 04/20/2016 04/22/2016 04/25/2016 3 DIST-A COLIFORM (TCR) Present Present Routine 3011417501 Alert TCR0 2016-04-22
VOC CHEM7738 09/13/2017 10/20/2017 10/20/2017 0 EP-C TETRACHLOROETHYLENE 0.0005 0.005 MG/L 1727361-V Alert Chem VOC0 2017-10-20
VOC CHEM7840 12/06/2017 01/17/2018 EP-C TETRACHLOROETHYLENE 0.0007 0.005 MG/L 1752751-V Alert Chem VOC0 2018-01-17
TCR COLI17724 03/21/2018 03/26/2018 03/23/2018 -3 DIST-A COLIFORM (TCR) Present Present Routine 3011621891 Alert TCR0 2018-03-26
Notice - Source COLI19586 12/11/2019 12/12/2019 SRC-DA COLIFORM (TCR) Present Present Assessment 3011801291 Notice Source 2019-12-12
Notice - Source COLI19742 03/04/2020 03/06/2020 SRC-DA COLIFORM (TCR) Present Present Assessment 3011820731 Notice Source 2020-03-06
TCR COLI22125 05/18/2022 05/20/2022 DIST-A COLIFORM (TCR) Present Present Routine 3012043421 Alert TCR0 2022-05-20


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