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Water Quality Reports

2016 Annual Drinking Water Quality Report cover image

The City of Thunder Bay is pleased to announce the release of the 2016 Drinking Water Quality Annual Report to consumers. The report confirms the delivery of high-quality drinking water and contains information about the City of Thunder Bay water treatment and distribution system.

Under the provisions of Ontario Regulation 170/03, all municipalities must ensure that a report is prepared and submitted to the Ministry of Environment and Climate Change for each calendar year. The regulations set out mandatory treatment requirements for facilities using surface water as a source. Water samples are taken and evaluated for all parameters that can impact water quality. Your water quality is monitored 24 hours a day, seven days a week.

Year  Reports
2016
2015
2014
2013
2012
2011
2010
2009

2008

2007 
2006 
2005 
2004 
2003 
2002 
2001
2000 

For more information, contact Infrastructure & Operations at 625-2195.