2011 Water Quality Incidents
DWQR assessments of water quality incidents that occurred in 2011 may be found below.
Related Documents
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| Date created: Tue 14 Feb 2012 | File Size: 89 kb | File Time: 12 seconds @ 56 kbps
Description: Iron and THM failures caused by inability to fully optimise processes to deal with changing raw water quality
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| Date created: Tue 14 Feb 2012 | File Size: 87 kb | File Time: 12 seconds @ 56 kbps
Description: Loss of automated control over the treatment processes leading to iron failures in distribution.
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| Date created: Thu 17 Mar 2011 | File Size: 92 kb | File Time: 13 seconds @ 56 kbps
Description: Elevated THM and Cryptosporidium concentrations at Shieldaig, Wester Ross
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| Date created: Mon 22 Aug 2011 | File Size: 84 kb | File Time: 12 seconds @ 56 kbps
Description: Loss of disinfection process resulting in reduced chlorine concentrations at Dervaig WTW on Mull
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| Date created: Wed 23 Nov 2011 | File Size: 88 kb | File Time: 12 seconds @ 56 kbps
Description: Failure of the disinfection system.
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| Date created: Mon 31 Oct 2011 | File Size: 94 kb | File Time: 13 seconds @ 56 kbps
Description: Loss of disinfection process resulting in reduced chlorine concentrations at Turriff WTW.
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| Date created: Wed 12 Oct 2011 | File Size: 84 kb | File Time: 12 seconds @ 56 kbps
Description: A failure of the disinfection system at this small treatment works in the Scottish Borders
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| Date created: Mon 31 Oct 2011 | File Size: 89 kb | File Time: 12 seconds @ 56 kbps
Description: Failure of microbiological samples in Lenzie, Kirkintilloch leading to issue of a boil notice and bottled water to consumers
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| Date created: Mon 22 Aug 2011 | File Size: 107 kb | File Time: 15 seconds @ 56 kbps
Description: Repeated microbiological failures detecting coliforms at Fairburn Service Reservoir, Inverness
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| Date created: Mon 22 Aug 2011 | File Size: 86 kb | File Time: 12 seconds @ 56 kbps
Description: Aluminium failures following coagulation process problems at Newmore WTW in the Highlands
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| Date created: Mon 26 Sep 2011 | File Size: 404 kb | File Time: 58 seconds @ 56 kbps
Description: Incident involving elevated concentrations of aluminium in water supplied by Burncrooks WTW and the issue of a "do not drink, do not use for cooking" notice
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| Date created: Fri 06 Jan 2012 | File Size: 102 kb | File Time: 14 seconds @ 56 kbps
Description: Temporary failure of the disinfection process at this treatment works in Lochaber
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| Date created: Mon 22 Aug 2011 | File Size: 95 kb | File Time: 13 seconds @ 56 kbps
Description: Boil notice due to detection of Cryptosporidium in this small supply on Mull
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| Date created: Tue 01 May 2012 | File Size: 85 kb | File Time: 12 seconds @ 56 kbps
Description: Power spike causing failure of Coagulation and Disinfection processes.
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| Date created: Tue 18 Oct 2011 | File Size: 85 kb | File Time: 12 seconds @ 56 kbps
Description: Destruction of water main near Rothienorman, Aberdeenshire resulting in possible contamination of water supply.
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| Date created: Fri 06 Jan 2012 | File Size: 70 kb | File Time: 10 seconds @ 56 kbps
Description: Persistent non-compliance with the trihalomethane standard at this small works in Lochalsh
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| Date created: Fri 06 Jan 2012 | File Size: 91 kb | File Time: 13 seconds @ 56 kbps
Description: Loss of disinfection process
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| Date created: Fri 06 Jan 2012 | File Size: 77 kb | File Time: 11 seconds @ 56 kbps
Description: Treatment process failure - Midlothian
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| Date created: Mon 27 Feb 2012 | File Size: 87 kb | File Time: 12 seconds @ 56 kbps
Description: Repeated exceedences of the Trihalomethane standard.
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| Date created: Tue 14 Feb 2012 | File Size: 85 kb | File Time: 12 seconds @ 56 kbps
Description: Failure to maintain functioning and accurate monitoring equipment in critical treatment processes.
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| Date created: Mon 22 Aug 2011 | File Size: 84 kb | File Time: 12 seconds @ 56 kbps
Description: Repeated THM failures from January to June 2011, at Garve WTW in the Highlands
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| Date created: Tue 14 Feb 2012 | File Size: 85 kb | File Time: 12 seconds @ 56 kbps
Description: Microbiological failures following repair of water main in Auchinleck
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| Date created: Tue 14 Feb 2012 | File Size: 94 kb | File Time: 13 seconds @ 56 kbps
Description: Treatment Works shutdown leading to inadequately treated water being supplied.
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| Date created: Fri 06 Jan 2012 | File Size: 79 kb | File Time: 11 seconds @ 56 kbps
Description: Recurring detection of Cryptosporidium - Sutherland
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| Date created: Fri 06 Jan 2012 | File Size: 78 kb | File Time: 11 seconds @ 56 kbps
Description: Recurring detections of Cryptosporidium
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| Date created: Mon 27 Feb 2012 | File Size: 95 kb | File Time: 13 seconds @ 56 kbps
Description: Repeated detections of Cryptosporidium
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| Date created: Mon 27 Feb 2012 | File Size: 96 kb | File Time: 13 seconds @ 56 kbps
Description: Repeated detections of Cryptosporidium
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| Date created: Wed 16 May 2012 | File Size: 55 kb | File Time: 8 seconds @ 56 kbps
Description: Failure of the disinfection process
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| Date created: Mon 12 Mar 2012 | File Size: 87 kb | File Time: 12 seconds @ 56 kbps
Description: Detection of pesticides in samples from the distribution supply zone in Giffnock
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| Date created: Wed 16 May 2012 | File Size: 56 kb | File Time: 8 seconds @ 56 kbps
Description: Failure of disinfection process
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| Date created: Wed 16 May 2012 | File Size: 52 kb | File Time: 7 seconds @ 56 kbps
Description: Iron exceedences in distribution system
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| Date created: Wed 16 May 2012 | File Size: 52 kb | File Time: 7 seconds @ 56 kbps
Description: Nitrite exceedences in distribution system
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| Date created: Tue 03 Apr 2012 | File Size: 107 kb | File Time: 15 seconds @ 56 kbps
Description: Aluminium exceedences and process problems at this small works on North Uist
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| Date created: Wed 16 May 2012 | File Size: 68 kb | File Time: 9 seconds @ 56 kbps
Description: Trihalomethane failures
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| Date created: Wed 16 May 2012 | File Size: 68 kb | File Time: 9 seconds @ 56 kbps
Description: THM exceedences