Air Quality Index (AQI)Montréal-Est, QCUpdated on Sunday, February 22, 1:00 am
Current
1
GoodMain Pollutant
Sulphur DioxideDescription
Sulfur dioxide (SO2) is a colourless gas with an acrid odour that is generally the product of industry and combustion of fossil fuel containing sulfur. High levels of this pollutant are found near industrial sources. Chemical reactions in the atmosphere transform SO2 into sulfates (liquid or solid form).Legend
Not Available
0 - 25 Good
26 - 50 Acceptable
51+ Poor
