What Is Air Quality in Armstrong, Pennsylvania, PA?
Armstrong, Pennsylvania, PA has an Air Quality Grade of B with a 5-year median AQI of 45. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | B (69/100) |
| 5-Year Median AQI | 45 |
| Current Median AQI | 44 |
| Dominant Pollutant | PM2.5 |
| Trend | Improving |
| Unhealthy Days (5yr) | 13 |
Armstrong, Pennsylvania, PA has an Air Quality Grade of B with a 5-year median AQI of 45. The dominant pollutant is PM2.5.