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City of Winnipeg
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Insect Control

AFA Level
Adulticiding Factor Analysis (AFA)
Current Nuisance Mosquito Control Measures

This website is updated regularly to provide Winnipeg citizens with the most current information available regarding the Adulticiding Factor Analysis. The amount of Mosquitoes we get in Winnipeg depends on the weather we receive. Insect Control activities and day to day operations are planned and adjusted based on weather forecasts and significant changes in environmental conditions.

The Current AFA Level is:

AFA Factors Current Conditions
Soil Moisture Conditions
  • Monitoring has ended for 2017.
Forecasted Rainfall
  • Monitoring has ended for 2017.
Trap counts (New Jersey Light Traps)
  • Monitoring has ended for 2017.
Current Status of Adult Mosquito Population
  • Monitoring has ended for 2017.
Average Cumulative Temperatures
("Current Degree Model")
  • Monitoring has ended for 2017.
Status of Larval Development Sites
  • Monitoring has ended for 2017.

Please refer to the Adult Mosquito Control Policy, which includes the Adulticiding Factor Analysis (AFA) Guidelines, for more details.

Last update: January 17, 2018
Contact Us
Bugline: 311
or 1-877-311-4WPG
Media inquiries: 204-986-6000

Administrative Office and Research Laboratory
1539 Waverley Street
Winnipeg MB R3T 4V7

Operations Base
3 Grey Street
Winnipeg MB R2L 1V2
Citizens' Information Service
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to find out your insect management area.