West Nile Virus Surveillance - Halton Region

West Nile virus activity is determined by the surveillance of:

  1. mosquito larvae
  2. adult mosquito pools
  3. humans

Protect yourself.

Wear long-sleeved shirts, long pants, socks and shoes when outdoors in the evening or early morning. Use an insect repellent approved by the Pest Management Regulatory Agency (PMRA).

Remove standing water.

Remove or change all standing water around your home to reduce potential mosquito breeding areas.

Week of September 20 - 27, 2014

Halton Total Burlington Oakville Halton Hills Milton
Mosquito Pools Positive for WNV Reported 0 0 0 0 0
#  Probable Human Cases Reported 0
0 0 0 0
#  Confirmed Human Cases Reported 0 0 0 0 0
#  Larvicide Applications to Standing Water 35 9 11 5 10

Year to Date 2014

Halton Total Burlington Oakville Halton Hills Milton
Mosquito Pools Positive for WNV Reported 3 1 1 0 1
# Probable Human Cases Reported 0
0 0 0 0
# Confirmed Human Cases Reported 0 0 0 0 0
# Larvicide Applications to Standing Water 1025 339 370 133 183

Prevention and Control Measures

35 standing water sites were larvicided during the week of September 20 - 27, 2014:

  • 9 - Burlington
  • 5 - Halton Hills
  • 11 - Oakville
  • 10 - Milton