Comparison of Air Quality
Sulphur Dioxide, Nitrogen Oxides, Ozone, and AQI
Sudbury, Toronto, and Hamilton

The data is taken from the Annual Reports on Air Quality published by the Ontario Ministry of the Environment. The data for the only station in the downtown areas for each of the three subject cities that has been on line since 1970 is summarized.

Sulphur Dioxide

Nitrogen Oxides

Ozone

Coefficient of Haze Measurement of the Particulate in the Air

AQI Air Quality Index

Last Update: 010721
Name: Dan Bouillon