What Is Air Quality in New Castle, Delaware, DE?
New Castle, Delaware, DE has an Air Quality Grade of C with a 5-year median AQI of 48. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | C (64/100) |
| 5-Year Median AQI | 48 |
| Current Median AQI | 51 |
| Dominant Pollutant | PM2.5 |
| Trend | Improving |
| Unhealthy Days (5yr) | 17 |
New Castle, Delaware, DE has an Air Quality Grade of C with a 5-year median AQI of 48. The dominant pollutant is PM2.5.