By Kate Bueckert, CBC News Ottawa, August 15, 2017
The summer's high rainfall amounts combined with heat and humidity means this summer could be the worst for West Nile virus in Ontario since 2012.
Public Health Ontario reports on its weekly West Nile virus surveillance website that across 24 different health units, 172 mosquito pools have tested positive for West Nile virus.
http://www.cbc.ca/news/canada/kitchener-waterloo/ontario-west-nile-virus-rain-heat-2017-1.4248257