1. North America
  2. Canada
  3. Ontario
  4. Thunder Bay District

Thunder Bay District

Ontario

2025-03-20 03:00
AQI (US)
Good
Pollutants
O3
μg/m³
92.1
PM2.5
μg/m³
3
NO2
μg/m³
3.9
Weather
  • ℃
  • ℉
-6℃
94%
14 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
Places included
Greenstone
AQI 51
Manitouwadge
AQI 53
Marathon
AQI 60
Neebing
AQI 17
Thunder Bay
AQI 40
Thunder Bay, Unorganized
AQI 41
Data Sources
http://www.airqualityontario.com/http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Marathon
AQI 60
Thunder Bay
AQI 40
Manitouwadge
AQI 53
Grand Portage
AQI 12
Ahmeek
AQI 58
Calumet Township
AQI 58
Lake Linden
AQI 58
Hancock
AQI 58
Houghton
AQI 58
Grand Marais
AQI 56
South Range
AQI 58