Boil Water Advisories

Boil Water Advisories

Past Boil Water Advisories

Community Start Date Date Lifted Reason for Advisory
Tulita May 9, 2016 Nov. 5, 2016

High Turbidity:

High Turbidity due to spring runoff in the Bear River combined with issues regarding the chlorine disinfection systems within the water treatment plant have resulted in a boil water advisory being issued. By Wednesday the 11th the turbidity and chlorine levels were back to normal and 4 negative bacteria tests resulted in the boil water advisory being lifted.

Délı̨ne Aug. 17, 2015 Aug. 21, 2015

Presence of Fecal Coliforms or E. coli:

Results from five water samples were received from Délı̨ne. One was positive for E. coli and the others were negative. The positive sample came from a water truck. A precautionary boil water advisory was issued until re-sampling indicated satisfactory results and it could be rescinded.

Yellowknife May 11, 2015 Jun. 12, 2015

High Turbidity:

Precautionary boil water advisory issued due to high turbidity as a result of spring runoff. follow department of Health and Social Services recommendations prior to consumption.

Inuvik Jul. 13, 2012 Jul. 14, 2012

High Turbidity:

The boil water advisory is in effect due to positive bacterial water sample results. This advisory is due to higher than normal turbidity, or muddy water, and difficulty maintaining the correct chlorine levels.

Sachs Harbour Jun. 14, 2011 Nov. 22, 2011

High Turbidity:

Due to cloudy water (high turbidity) a result of problems with the treatment plant's water intake which prevents water from being filtered in the treatment plant. The high turbidity could interfere with the ability of chlorine to act as an effective disinfectant to ensure water safety.

Tulita Jul. 21, 2011 Aug. 3, 2011

High Turbidity:

Unacceptable turbidity or particle counts in treated water.

Enterprise May 19, 2011 Jun. 8, 2011

High Turbidity:

On May 19 the Town of Hay River switched its drinking water from the elevated reservoir to the water treatment plant to conserve water for fire emergencies. The source water is Great Slave Lake at the mouth of the Hay River. The raw water had a turbidity around 80 NTU, and the treatment plant could only reduce it to 13 NTU. An engineer will be sent to help optimize the treatment process. The advisory is for precautionary reasons only. No reports of illnesses have been reported to-date associated with consuming drinking water in the community. This advisory is due to muddy water caused by spring break-up. The water treatment plant is unable to keep the turbidity level low enough to ensure adequate disinfection. This is a recurrent seasonal problem in Hay River.

Hay River May 19, 2011 Jun. 8, 2011

High Turbidity:

On May 19 the Town of Hay River switched its drinking water from the elevated reservoir to the water treatment plant to conserve water for fire emergencies. The source water is Great Slave Lake at the mouth of the Hay River. The raw water had a turbidity around 80 NTU, and the treatment plant could only reduce it to 13 NTU. An engineer will be sent to help optimize the treatment process. The advisory is for precautionary reasons only. No reports of illnesses have been reported to-date associated with consuming drinking water in the community. This advisory is due to muddy water caused by spring break-up. The water treatment plant is unable to keep the turbidity level low enough to ensure adequate disinfection. This is a recurrent seasonal problem in Hay River.

Tulita May 15, 2009 Oct. 15, 2009 High Turbidity
Hay River May 9, 2009 May 29, 2009 High Turbidity
Sachs Harbour Jul. 10, 2008 Mar. 3, 2009 Other
Hay River May 17, 2008 Jun. 4, 2008 High Turbidity
Paulatuk Aug. 13, 2007 Sep. 7, 2007 Presence of Fecal Coliforms or E. coli 
Hay River May 16, 2007 Jun. 9, 2007 High Turbidity
Wekweètı̀ Mar. 13, 2007 Apr. 4, 2007 Other
Tulita May 31, 2006 Jun. 30, 2006 High Turbidity
Behchokǫ̀ (Rae) Aug. 11, 2004 Aug. 28, 2004 High Turbidity