(AGENPARL) - Roma, 17 Luglio 2026 - City of Toronto Media Relations has issued the following:
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Toronto Public Health (TPH) has received confirmation that one batch of mosquitoes has tested positive for West Nile virus. These mosquitoes are the first to test positive for West Nile virus — an infection transmitted to people through the bite of an infected mosquito — in Toronto this year.
Every year, TPH conducts mosquito surveillance from mid-June until mid-September and once a week, 22 traps are set across Toronto to collect mosquitoes. The mosquitoes are then submitted to a laboratory for identification and testing.
While the risk of getting infected with West Nile virus in Toronto is low, public health officials advise residents to take precautions to avoid bites from mosquitoes: