OHA Drinking Water Services
OR41
PWS ID: 90577 ---- CASCADE OPPORTUNITY CENTER
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
TCR ARCHIVE 08/12/1993 10/05/1993 COLIFORM (TCR) Present Present Routine 930813-001 Alert TCR0 1993-10-05
TCR ARCHIVE 08/20/1993 10/05/1993 COLIFORM (TCR) Present Present Routine 930820-002 Alert TCR0 1993-10-05
NO3 ARCHIVE 09/13/1993 01/12/1994 AA NITRATE 7.7 5 10 MG/L 930914-001 Alert Chem NO30 1994-01-12
NO3 ARCHIVE 10/05/1994 01/31/1995 A NITRATE 6.7 5 10 MG/L 941005-056 Alert Chem NO30 1995-01-31
NO3 ARCHIVE 01/04/1995 01/25/1995 A NITRATE 6.2 5 10 MG/L 950104-067 Alert Chem NO30 1995-01-25
NO3 ARCHIVE 09/05/1995 09/28/1995 AA NITRATE 5.18 5 10 MG/L 950905-070 Alert Chem NO30 1995-09-28
NO3 ARCHIVE 04/03/1996 04/30/1996 AA NITRATE 6.4 5 10 MG/L 960403-060 Alert Chem NO30 1996-04-30
TCR ARCHIVE 09/03/1997 10/10/1997 COLIFORM (TCR) Present Present Routine 970903051 Alert TCR0 1997-10-10
NO3 ARCHIVE 10/01/1997 11/05/1997 AA NITRATE 5.6 5 10 MG/L 971001-050 Alert Chem NO30 1997-11-05
NO3 ARCHIVE 11/18/1997 01/22/1998 AA NITRATE 5.6 5 10 MG/L 971118-038 Alert Chem NO30 1998-01-22
NO3 ARCHIVE 04/18/2000 06/26/2000 AA NITRATE 6.8 5 10 MG/L 0000418015 Alert Chem NO30 2000-06-26
NO3 ARCHIVE 09/06/2000 09/29/2000 AA NITRATE 13.1 5 10 MG/L 0000906061 Alert Chem NO30 2000-09-29
NO3 ARCHIVE 10/04/2000 11/07/2000 AA NITRATE 8.3 5 10 MG/L 0001004093 Alert Chem NO30 2000-11-07
NO3 ARCHIVE 01/03/2001 01/16/2001 AA NITRATE 12.1 5 10 MG/L 0010103083 Alert Chem NO30 2001-01-16
NO3 ARCHIVE 01/11/2001 02/02/2001 AA NITRATE 7.3 5 10 MG/L 0010111018 Alert Chem NO30 2001-02-02
NO3 ARCHIVE 04/04/2001 05/03/2001 AA NITRATE 6.4 5 10 MG/L 0010404062 Alert Chem NO30 2001-05-03
NO3 ARCHIVE 09/05/2001 09/14/2001 AA NITRATE 5.3 5 10 MG/L 0010905026 Alert Chem NO30 2001-09-14
NO3 ARCHIVE 10/03/2001 10/18/2001 AA NITRATE 8.7 5 10 MG/L 0011003079 Alert Chem NO30 2001-10-18
NO3 CHEM40 04/17/2002 08/07/2002 EP-A NITRATE 5.6 5 10 MG/L 20020417-053 Alert Chem NO30 2002-08-07
TCR COLI688 09/03/2003 10/13/2003 DIST-A COLIFORM (TCR) Present Present Routine 030903069 Alert TCR0 2003-10-13
NO3 CHEM950 09/08/2004 10/19/2004 EP-A NITRATE 5.7 5 10 MG/L 20040908-075 Alert Chem NO30 2004-10-19
TCR COLI2830 01/17/2006 02/03/2006 DIST-A COLIFORM (TCR) Present Present Routine 20060117072 Alert TCR0 2006-02-03
TCR COLI4101 04/12/2007 04/18/2007 DIST-A COLIFORM (TCR) Present Present Routine 20070412061 Alert TCR0 2007-04-18
TCR COLI4510 09/06/2007 09/10/2007 DIST-A COLIFORM (TCR) Present Present Routine 20070906057 Alert TCR0 2007-09-10
TCR COLI4531 09/12/2007 09/14/2007 DIST-A COLIFORM (TCR) Present Present Repeat 20070912022 Alert TCR0 2007-09-14
TCR COLI4543 09/14/2007 09/19/2007 09/18/2007 -1 DIST-A COLIFORM (TCR) Present Present Repeat 20070914007 Alert TCR0 2007-09-19
NO3 CHEM3782 10/02/2009 10/14/2009 10/15/2009 1 EP-A NITRATE 5.5 5 10 MG/L 20091002045-I Alert Chem NO30 2009-10-14
TCR COLI7484 04/01/2010 04/05/2010 DIST-A COLIFORM (TCR) Present Present Routine 20100401051 Alert TCR0 2010-04-05
TCR COLI7730 06/08/2010 06/11/2010 06/11/2010 0 DIST-A COLIFORM (TCR) Present Present Routine 20100608010 Alert TCR0 2010-06-11
TCR COLI10110 01/11/2012 01/13/2012 01/17/2012 4 DIST-A COLIFORM (TCR) Present Present Routine 20120111039 Alert TCR0 2012-01-13
TCR COLI10191 01/31/2012 02/08/2012 DIST-A COLIFORM (TCR) Present Present Repeat 20120131023 Alert TCR0 2012-02-08
TCR COLI10198 02/08/2012 02/13/2012 02/14/2012 1 DIST-A COLIFORM (TCR) Present Present Routine 20120208022 Alert TCR0 2012-02-13
TCR COLI10284 03/15/2012 03/19/2012 03/20/2012 1 DIST-A COLIFORM (TCR) Present Present Routine 20120315004 Alert TCR0 2012-03-19
TCR COLI10284 03/15/2012 03/19/2012 03/20/2012 1 DIST-A COLIFORM (TCR) Present Present Routine 20120315007 Alert TCR0 2012-03-19
TCR COLI10284 03/15/2012 03/19/2012 03/20/2012 1 DIST-A COLIFORM (TCR) Present Present Routine 20120315008 Alert TCR0 2012-03-19
TCR COLI11267 12/05/2012 12/07/2012 12/07/2012 0 DIST-A COLIFORM (TCR) Present Present Routine 20121205008 Alert TCR0 2012-12-07
TCR COLI14838 10/12/2015 10/15/2015 10/14/2015 -1 DIST-A COLIFORM (TCR) Present Present Routine 20151012042 Alert TCR0 2015-10-15
TCR COLI15909 09/01/2016 09/06/2016 09/07/2016 1 DIST-A COLIFORM (TCR) Present Present Routine 20160901056 Alert TCR0 2016-09-06
TCR COLI21852 01/06/2022 01/07/2022 01/07/2022 0 DIST-A COLIFORM (TCR) Present Present Routine 20220106035 Alert TCR0 2022-01-07
TCR COLI21874 01/11/2022 01/13/2022 01/13/2022 0 DIST-A COLIFORM (TCR) Present Present Repeat 20220111011 Alert TCR0 2022-01-13
Notice - Source COLI21874 01/11/2022 01/13/2022 01/13/2022 0 SRC-AA COLIFORM (TCR) Present Present Triggered 20220111010 Notice Source 2022-01-13
TCR COLI22703 10/06/2022 10/10/2022 10/10/2022 0 DIST-A COLIFORM (TCR) Present Present Routine 20221006044 Alert TCR0 2022-10-10


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