What Is Air Quality in Cook, Illinois, IL?
Cook, Illinois, IL has an Air Quality Grade of D with a 5-year median AQI of 57. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | D (49/100) |
| 5-Year Median AQI | 57 |
| Current Median AQI | 57 |
| Dominant Pollutant | PM2.5 |
| Trend | Stable |
| Unhealthy Days (5yr) | 92 |
Cook, Illinois, IL has an Air Quality Grade of D with a 5-year median AQI of 57. The dominant pollutant is PM2.5.