What Is Air Quality in San Diego, California, CA?
San Diego, California, CA has an Air Quality Grade of D with a 5-year median AQI of 67. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | D (36/100) |
| 5-Year Median AQI | 67 |
| Current Median AQI | 67 |
| Dominant Pollutant | PM2.5 |
| Trend | Stable |
| Unhealthy Days (5yr) | 160 |
San Diego, California, CA has an Air Quality Grade of D with a 5-year median AQI of 67. The dominant pollutant is PM2.5.