Air Quality Index - Percentage of Good Hours, Alberta (English, CSV)

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CSV

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Publisher-reported update

2026-07-01

This Alberta Official Statistic summarizes annual results of calculations of air quality index values as calculated by quality-assured and quality-controlled hourly ambient air quality data. It reports on the percentage of the time the air quality index was rated as Good. It also provides an overview of the index, the substances that are used in its calculation, and the causes of poor air quality both in a general sense, and with specific reference to actual events in the years presented.

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