North Slope County, Alaska
AQI 7 · Good7
Median AQI
19
90th Percentile
27
Max AQI
19
Days with Data
Ranked #2 of 8 counties in Alaska (by median AQI, lower is better)
Monthly Median AQI — 2025
Click a bar to view that month's details
7
Median AQI
19
90th Percentile
27
Max AQI
19
Days with Data
Ranked #2 of 8 counties in Alaska (by median AQI, lower is better)
Click a bar to view that month's details