AQI 35 · PM2.5 · Trend: Stable
| Average AQI | 35 |
| Good Days / Year | 285 |
| Unhealthy Days / Year | 8 |
| Primary Pollutant | PM2.5 |
| PM2.5 Average | 6.2 µg/m³ |
| Trend | → Stable |
| Monitoring Stations | 15 |
| Nonattainment Areas | 0 |
Alaska generally has pristine air, but Fairbanks experiences some of the worst winter PM2.5 in the nation due to extreme cold inversions. Summer wildfires in the interior can blanket vast areas in smoke for weeks.
Alaska DEC (Dept. of Environmental Conservation) manages air quality. Fairbanks North Star Borough has special PM2.5 regulations due to severe winter inversions.
Fairbanks North Star Borough — PM2.5 nonattainment due to extreme winter temperature inversions trapping wood smoke and vehicle emissions.