OHA Drinking Water Services
PWS ID: 00860 ---- TERREBONNE DOMESTIC WATER DISTRICT

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:  CHEM = Chemical, COLI = Coliform, SOURCE = Coliform source sample*, SODIUM = Sodium*
*Non-alert (water quality notice)
Results:  29 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
COLI16389 12/14/2016 12/16/2016 DIST-A fave volt prv volt COLI COLIFORM, TOTAL (TCR) Present Present Present12/19/2016
COLI4890 12/10/2007 12/13/2007 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present12/17/2007
COLI18529 12/13/2018 12/14/2018 DIST-A 8154 11th sample tap COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/13/2018 12/14/2018 DIST-A 8236 11th hb COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/12/2018 12/14/2018 DIST-A 500 A Ave hb COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/13/2018 12/14/2018 DIST-A 603 Foss sample tap COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/13/2018 12/14/2018 DIST-A 353 Foss hb COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/13/2018 12/14/2018 DIST-A 983 Foss hb COLI COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18529 12/13/2018 12/14/2018 SRC-AD well #4 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present12/14/2018
COLI18525 12/12/2018 12/13/2018 DIST-A 8154 11th Meter Box COLI COLIFORM, TOTAL (TCR) Present Present Present12/13/2018
COLI18525 12/12/2018 12/13/2018 DIST-A 603 Foss Dr Meter Bo COLI COLIFORM, TOTAL (TCR) Present Present Present12/13/2018
COLI9942 11/17/2011 11/21/2011 SRC-AA well #1 SOURCE* COLIFORM, TOTAL (TCR) Present Present Present11/18/2011
COLI9927 11/15/2011 11/16/2011 DIST-A sample tap COLI COLIFORM, TOTAL (TCR) Present Present Present11/17/2011
COLI14893 10/22/2015 10/30/2015 DIST-A 1212 barberry dr COLI COLIFORM, TOTAL (TCR) Present Present Present11/03/2015
COLI20441 10/15/2020 10/19/2020 DIST-A 1212 Barberry Sample Tap COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20441 10/15/2020 10/19/2020 DIST-A 1112 Barberry Hose Bib COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20441 10/15/2020 10/19/2020 DIST-A 1383 Barberry Hose Bib COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20444 10/16/2020 10/19/2020 DIST-A 8484 19th Meter Box COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20444 10/16/2020 10/19/2020 DIST-A 1689 C Ave Hose Bib COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20444 10/16/2020 10/19/2020 DIST-A 8526 19th Hose Bib COLI COLIFORM, TOTAL (TCR) Present Present Present10/19/2020
COLI20430 10/14/2020 10/16/2020 DIST-A 8484 19th COLI COLIFORM, TOTAL (TCR) Present Present Present10/15/2020
COLI20430 10/14/2020 10/16/2020 DIST-A 1212 BD COLI COLIFORM, TOTAL (TCR) Present Present Present10/15/2020
COLI5615 09/11/2008 09/12/2008 DIST-A Distribution System COLI COLIFORM, TOTAL (TCR) Present Present Present09/17/2008
COLI10924 09/13/2012 09/14/2012 DIST-A f avenue prv vault COLI COLIFORM, TOTAL (TCR) Present Present Present09/14/2012
COLI14595 08/26/2015 08/31/2015 DIST-A 8888 11th ss COLI COLIFORM, TOTAL (TCR) Present Present Present09/04/2015
CHEM3899 11/30/2009 01/13/2010 EP-A EP FOR WELLFIELD (WELLS #1, #2, #3, #4) CHEM GROSS ALPHA, EXCLUDING RA & U 615 1501/13/2010
CHEM5214 12/08/2011 01/06/2012 EP-A EP FOR WELLFIELD (WELLS #1, #2, #3, #4) SODIUM* SODIUM 27.320
CHEM3692 10/16/2007 09/17/2009 SRC-AD WELL #4 (L91780) SODIUM* SODIUM 24.920
CHEM149 03/27/2002 10/07/2002 EP-A WELLFIELD (WELLS #1 & #2) SODIUM* SODIUM 2620
*Non-alert (water quality notice)


Archived Alerts (SWS database)
Date Source Chemical Results mg/l MCL mg/l
12/20/2000Coliform
01/25/1999Coliform
02/23/1998Coliform
11/17/1994Coliform
11/15/1994Coliform
09/01/1993Coliform
08/26/1993Coliform
07/26/1993Coliform
12/17/2001A--WELLFIELD (WELLS #1 & #2)Nitrate5.9 10
11/24/1999A--WELLFIELD (WELLS #1 & #2)Sodium23
12/17/1996A--WELLFIELD (WELLS #1 & #2)Sodium29.5
09/21/1993A--WELLFIELD (WELLS #1 & #2)Sodium40.1


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: 4304
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Alerts :: Violations :: Compliance & Enforcement :: Significant Deficiencies :: Cross Connection ASRs :: Treatment Plant Inspections :: Fluoride
Water Advisories :: Contact Reports :: Cyanotoxins :: Post-wildfire VOCs
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