Français

Air Quality Ontario

Thunder Bay: station information

Monday, June 30, 2025, 7:00 pm

Thunder Bay Air Monitoring Station

Photo: Thunder Bay Ambient Air Monitoring Site

Map of Ontario with Thunder Bay
Station data for Thunder Bay
Station information
Station name: Thunder Bay
Address: 421 James St. S.
Latitude: 48.379389
Longitude: -89.290167
Station type: Urban
Height of air intake: 15 m
Elevation ASL: 192 m
Pollutants measured: O3, PM2.5, NO2
Measured pollutants at Thunder Bay
Pollutant Measured 1-hour
concentration
O3 32 ppbOzone [O3]graph
PM2.5 3 µg/m3Fine Particulate Matter [PM2.5]graph
NO2 1.7 ppbNitrogen Dioxide [NO2]graph
Ontario 1-hour AAQC for the measured pollutants
Pollutant Ontario
1-hour AAQC
O380 ppb
NO2200 ppb

Note: N/A (not available) denotes invalid or missing data.

Disclaimer