Brooke County, West Virginia
AQI 35 · Good35
Median AQI
56
90th Percentile
75
Max AQI
159
Days with Data
Ranked #3 of 13 counties in West Virginia (by median AQI, lower is better)
Monthly Median AQI — 2025
Click a bar to view that month's details
35
Median AQI
56
90th Percentile
75
Max AQI
159
Days with Data
Ranked #3 of 13 counties in West Virginia (by median AQI, lower is better)
Click a bar to view that month's details