OHA Drinking Water Services
PWS ID: 94713 ---- COLUMBIA RIDGE LANDFILL/RECYCL

Alerts indicate water quality tests with analytical results greater than the detection limit or one-half of the maximum allowable contaminant level which may require some follow-up actions by Drinking Water Services. See the Contacts link for reports on follow-up actions. Alerts are not water quality violations. Violations for this water system can be found here.

Alert Type Abbreviations:  COLI = Coliform, SOURCE = Coliform source sample*, LCR = Lead and copper 90th percentile, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  116 alerts found for this water system.Show response time
Water Quality Alerts
Alert ID Sample
Date
Alert
Date
Source
ID
Source Name Alert
Type
Contaminant Result Alert
Level
MCL Contact
Report
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI3128 06/13/2006 06/16/2006 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI2400 08/16/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI2356 08/16/2005 08/25/2005 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI504 08/12/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, E. COLI Present Present Present
COLI20696 12/22/2020 12/24/2020 DIST-A Womans bathrm mtnc COLI COLIFORM, TOTAL (TCR) Present Present Present12/28/2020
COLI20349 09/29/2020 10/02/2020 SRC-AC Well #6 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present12/28/2020
COLI15449 04/28/2016 04/29/2016 DIST-A lower office men rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present05/02/2016
COLI15449 04/28/2016 04/29/2016 DIST-A new crew lunchrm men rr COLI COLIFORM, TOTAL (TCR) Present Present Present05/02/2016
COLI15311 03/07/2016 03/09/2016 DIST-A lwr off mens rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15279 02/18/2016 02/19/2016 DIST-A combner repr lnchrm sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15279 02/18/2016 02/19/2016 DIST-A crl lwr off mens rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15279 02/18/2016 02/19/2016 DIST-A crl lwr off lnchrm sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15279 02/18/2016 02/19/2016 DIST-A maint lunch rm sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15270 02/11/2016 02/16/2016 DIST-A lwr sclehse men rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present02/16/2016
COLI15023 12/03/2015 12/07/2015 DIST-A Maintenance Lunch Rm Sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI15023 12/03/2015 12/07/2015 SRC-AA Well #1 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present
COLI14996 11/30/2015 12/02/2015 DIST-A crl up sclhs rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI14821 10/07/2015 10/12/2015 DIST-A upper scalpehouse rr COLI COLIFORM, TOTAL (TCR) Present Present Present10/12/2015
COLI14802 10/05/2015 10/07/2015 DIST-A upper scle rr sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/07/2015
COLI14802 10/05/2015 10/07/2015 DIST-A upper scalehouse coffee sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/07/2015
COLI10730 07/23/2012 07/25/2012 DIST-A 18177 cedar springs womens r/r COLI COLIFORM, TOTAL (TCR) Present Present Present07/23/2012
COLI10714 07/18/2012 07/20/2012 DIST-A lunchroom / mens restroom COLI COLIFORM, TOTAL (TCR) Present Present Present07/20/2012
COLI8803 12/20/2010 12/22/2010 DIST-A contnr repr lr snk COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI8803 12/20/2010 12/22/2010 DIST-A main crew lr snk 181 COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI8803 12/20/2010 12/22/2010 DIST-A upper scalehouse lr COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI8661 11/11/2010 11/18/2010 DIST-A Cont Rpr Womens RR Sink COLI COLIFORM, TOTAL (TCR) Present Present Present11/17/2010
COLI8631 11/08/2010 11/12/2010 DIST-A cntr rpr wmns snk 18 COLI COLIFORM, TOTAL (TCR) Present Present Present11/10/2010
COLI8438 10/11/2010 10/13/2010 DIST-A outside hose bib COLI COLIFORM, TOTAL (TCR) Present Present Present10/13/2010
COLI8438 10/11/2010 10/13/2010 DIST-A cr rr sink s COLI COLIFORM, TOTAL (TCR) Present Present Present10/13/2010
COLI8419 10/06/2010 10/08/2010 DIST-A lunchroom sink COLI COLIFORM, TOTAL (TCR) Present Present Present10/11/2010
COLI3249 07/13/2006 07/18/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3249 07/13/2006 07/18/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3249 07/13/2006 07/18/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3207 07/06/2006 07/10/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3207 07/06/2006 07/10/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3151 06/19/2006 06/22/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI3128 06/13/2006 06/16/2006 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2608 10/27/2005 11/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2486 09/12/2005 10/04/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2486 09/12/2005 10/04/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2486 09/12/2005 10/04/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2486 09/12/2005 10/04/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2486 09/12/2005 10/04/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/23/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/23/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/16/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/23/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/23/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2400 08/23/2005 09/08/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI2356 08/16/2005 08/25/2005 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI859 11/25/2003 12/03/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI829 11/06/2003 11/24/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI766 10/29/2003 11/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI766 10/29/2003 11/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI766 10/29/2003 11/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI766 10/29/2003 11/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI758 10/29/2003 11/05/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI758 10/29/2003 11/05/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI758 10/29/2003 11/05/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI758 10/29/2003 11/05/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI504 08/12/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI504 08/12/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI521 08/20/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI642 09/25/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI669 09/30/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI669 09/30/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI669 09/30/2003 10/07/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI49 01/06/2003 02/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI49 01/06/2003 02/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI49 01/06/2003 02/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
COLI49 01/06/2003 02/06/2003 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present
CHEM8407 06/17/2019 07/15/2019 LCR LEAD 90TH % VALUE 0.0310.0155 08/14/2019
CHEM6025 08/29/2013 10/23/2013 EP-A EP FOR WELLFIELD (WELLS #1, #2, #6) SODIUM* SODIUM 5120
CHEM2793 11/06/2007 01/22/2008 EP-A EP FOR WELLFIELD (WELLS #1, #2, #6) SODIUM* SODIUM 4820
CHEM1013 09/13/2004 11/19/2004 EP-A EP FOR WELLFIELD (WELLS #1 & #2) SODIUM* SODIUM 4920
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
12/17/2002Coliform
11/26/2002Coliform
10/15/2002Coliform
10/14/2002Coliform
09/11/2002Coliform
08/15/2002Coliform
08/12/2002Coliform
03/11/2002Coliform
02/05/2002Coliform
07/30/2001Coliform
07/24/2001Coliform
01/13/2000Coliform
01/26/1999Coliform
01/20/1999Coliform
10/13/1994Coliform
09/16/1998A--WELLFIELD (WELLS #1 & #2)Sodium54
07/05/1995AA--WELL 1Sodium48
07/05/1995AB--WELL #2Sodium46



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 2851