Shelby County, Alabama
AQI 33 · Good33
Median AQI
47
90th Percentile
80
Max AQI
182
Days with Data
Ranked #4 of 15 counties in Alabama (by median AQI, lower is better)
Monthly Median AQI — 2025
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33
Median AQI
47
90th Percentile
80
Max AQI
182
Days with Data
Ranked #4 of 15 counties in Alabama (by median AQI, lower is better)
Click a bar to view that month's details