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Air Quality Ontario

Sarnia: station information

Monday, October 27, 2025, 1:00 am

Sarnia Air Monitoring Station

Photo: Sarnia Ambient Air Monitoring Site

Map of Ontario with Sarnia
Station data for Sarnia
Station information
Station name: Sarnia
Address: 700 Christina St. N.
Latitude: 42.990263
Longitude: -82.395341
Station type: Urban
Height of air intake: 5 m
Elevation ASL: 182 m
Pollutants measured: O3, PM2.5, NO2, SO2
Measured pollutants at Sarnia
Pollutant Measured 1-hour
concentration
O3 22 ppbOzone [O3]graph
PM2.5 3 µg/m3Fine Particulate Matter [PM2.5]graph
NO2 4.6 ppbNitrogen Dioxide [NO2]graph
SO2 0.1 ppbSulphur Dioxide [SO2]graph
Ontario 1-hour AAQC for the measured pollutants
Pollutant Ontario
1-hour AAQC
O380 ppb
NO2200 ppb
SO240 ppb

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

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