Definitions for "Air Quality Index"
real-time information system that provides the public with an indication of air quality in rural and urban areas across Ontario.
The Air Quality index, based on annual reports from the EPA. 1 to 100, where higher values are better. The number of ozone alert days is used as an indicator of air quality, as are the amounts of seven pollutants including particulates, carbon monoxide, sulfur dioxide, lead, and volatile organic chemicals.
The measurement of air quality that is calculated from ozone and fine particle pollution measurements over the past few hours. A higher AQI indicates a higher level of air pollution, and consequently, a greater potential for health problems.