West Nile virus weekly surveillance and monitoring

Weekly surveillance activities and monitoring for West Nile virus and other mosquito-borne diseases has commenced for 2019.

Current report week and year to date totaltable 1 note * of West Nile virus clinical cases, as of July 13, 2019
Province/territory Week 28 Year-to-date totaltable 1 note *
British Columbia 0 0
Alberta 0 0
Saskatchewan table 1 note ± - -
Manitoba 0 0
Ontario 0 0
Quebec 0 0
Newfoundland and Labrador 0 0
Prince Edward Island 0 0
Nova Scotia 0 0
New Brunswick 0 0
Yukon Territory 0 0
Northwest Territories 0 0
Nunavut 0 0
Canada 0 0

Table 1 notes

Table 1 note *

Latest case counts reflect the most recent data available (as of July 13). This table is updated as new information becomes available.

Total clinical cases are the sum of confirmed and probable: WNV neurological, and non-neurological syndromes, and along with any unclassified or unspecified cases.

Return to table 1 note * referrer

Table 1 note ±

Saskatchewan provides counts of WNV neurological syndrome cases only.

Return to table 1 note ± referrer

Summary of West Nile virus and other mosquito-borne diseases

Latest analysis: July 7 to July 13, 2019 (Week 28)

  • West Nile virus in Canada:
    • Human: No human cases have been reported to PHAC.
    • Mosquito: PHAC has been notified of 450 mosquito pools tested for WNV; of these, 0 pools have tested positive for WNV.
    • Wild Bird: A total of 12 birds have been tested for WNV; of these, 1 dead wild bird was found positive in Ontario.
    • Equine: No positive WNV horses have been reported to PHAC.
  • Other Mosquito-borne diseases of interest:
    • No human cases of Eastern Equine Encephalitis virus (EEEV) have been reported to PHAC.
    • No human cases/exposures of California serogroup virus have been reported.

For more information, visit the West Nile virus disease page.

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