Air Quality in Alaska
10-year air quality trends for 8 monitored areas in Alaska.
See full Alaska air quality rankings →All Monitored Areas in Alaska
Matanuska-Susitna, Alaska
Matanuska-Susitna County · AQI 17 (5yr avg) · Improving · PM2.5
Anchorage, Alaska
Anchorage County · AQI 26 (5yr avg) · Improving · PM2.5
North Slope, Alaska
North Slope County · AQI 6 (5yr avg) · Improving · PM2.5
Juneau, Alaska
Juneau County · AQI 22 (5yr avg) · Improving · PM2.5
Aleutians East, Alaska
Aleutians East County · AQI 12 (5yr avg) · Stable · PM2.5
Kenai Peninsula, Alaska
Kenai Peninsula County · AQI 10 (5yr avg) · Stable · PM2.5
Denali, Alaska
Denali County · AQI 34 (5yr avg) · Stable · Ozone
Fairbanks North Star, Alaska
Fairbanks North Star County · AQI 42 (5yr avg) · Improving · PM2.5
Frequently Asked Questions
Alaska has 8 monitored areas with an average 5-year AQI of 21 and an average Air Quality Grade of B. 5 cities are improving, 0 are worsening, and 3 are stable.
Matanuska-Susitna, Alaska has the best Air Quality Grade (A) in Alaska with a 5-year average AQI of 17.
Of 8 monitored areas in Alaska, 5 are showing improving trends, 0 are worsening, and 3 remain stable over the past decade.