OHA Drinking Water Services
PWS ID: 00187 ---- CLACKAMAS RIVER WATER - CLACKAMAS
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 12/13/1993 01/11/1994 COLIFORM, TOTAL (TCR) Present Present Routine R996 Alert TCR0 1994-01-11
TCR ARCHIVE 10/05/1994 11/04/1994 COLIFORM, TOTAL (TCR) Present Present Routine R1285 Alert TCR0 1994-11-04
TCR ARCHIVE 11/30/1994 12/06/1994 COLIFORM, TOTAL (TCR) Present Present Routine R1348 Alert TCR0 1994-12-06
TCR ARCHIVE 07/17/1996 08/12/1996 COLIFORM, TOTAL (TCR) Present Present Routine R1979 Alert TCR0 1996-08-12
TCR ARCHIVE 07/17/1996 08/12/1996 COLIFORM, TOTAL (TCR) Present Present Routine R1981 Alert TCR0 1996-08-12
TCR ARCHIVE 02/05/1997 03/05/1997 COLIFORM, TOTAL (TCR) Present Present Routine R2246 Alert TCR0 1997-03-05
DBP CHEM1617 01/28/2003 05/27/2005 DIST-A TOTAL TRIHALOMETHANES (TTHM) 0.0262 0.08 0.08 MG/L 03029/25 Alert Chem CMCL DBP0 2005-05-27
TCR COLI2112 06/08/2005 06/22/2005 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine R6467 Alert TCR0 2005-06-22
TCR COLI6734 08/05/2009 09/10/2009 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine R8549 Alert TCR0 2009-09-10
SOC CHEM4494 01/26/2010 10/27/2010 EP-A DIQUAT 0.001 0.0004 0.02 MG/L 1002613-S Alert Chem SOC0 2010-10-27
TCR COLI7660 05/10/2010 05/25/2010 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine R8943 Alert TCR0 2010-05-25
LCR CHEM5091 07/11/2011 10/11/2011 DIST-A LEAD 90TH % VALUE 0.017 0.0155 MG/L Alert Chem LCR0 2011-10-11
LCRE LCRE13808 03/01/2012 04/05/2012 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2012-04-05
LCRE LCRE14333 08/01/2012 09/04/2012 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2012-09-04
LCRE LCRE16002 10/01/2013 11/08/2013 EP-A LCR EXCURSION 3 >0 Alert Chem LCRE0 2013-11-08
TCR COLI12473 12/04/2013 12/06/2013 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine K0738 Alert TCR0 2013-12-06
LCRE LCRE16748 05/01/2014 06/03/2014 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2014-06-03
LCRE LCRE16853 06/01/2014 07/02/2014 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2014-07-02
LCRE LCRE17656 12/01/2014 01/21/2015 DIST-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2015-01-21
LCRE LCRE19419 03/01/2016 04/11/2016 EP-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2016-04-11
LCRE LCRE22195 06/01/2017 07/06/2017 DIST-A LCR EXCURSION 2 >0 Alert Chem LCRE0 2017-07-06
LCRE LCRE24247 07/01/2018 10/10/2018 10/10/2018 0 DIST-A LCR EXCURSION 3 >0 Alert Chem LCRE0 2018-10-10
LCRE LCRE24633 12/01/2018 01/04/2019 01/08/2019 4 DIST-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2019-01-04
TCR COLI19138 08/14/2019 08/16/2019 08/16/2019 0 DIST-A COLIFORM, TOTAL (TCR) Present Present Routine K3611 Alert TCR0 2019-08-16
LCRE LCRE26335 12/01/2019 01/14/2020 01/15/2020 1 DIST-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2020-01-14
LCRE LCRE31078 01/01/2022 06/10/2022 07/20/2022 40 DIST-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2022-06-10
LCRE LCRE31220 06/01/2022 07/12/2022 07/20/2022 8 DIST-A LCR EXCURSION 1 >0 Alert Chem LCRE0 2022-07-12


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