What Is Air Quality in San Juan, Colorado, CO?
San Juan, Colorado, CO has an Air Quality Grade of B with a 5-year median AQI of 9. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | B (78/100) |
| 5-Year Median AQI | 9 |
| Current Median AQI | 9 |
| Dominant Pollutant | PM2.5 |
| Trend | Stable |
| Unhealthy Days (5yr) | 0 |
San Juan, Colorado, CO has an Air Quality Grade of B with a 5-year median AQI of 9. The dominant pollutant is PM2.5.