What Is Air Quality in St. Tammany, Louisiana, LA?
St. Tammany, Louisiana, LA has an Air Quality Grade of B with a 5-year median AQI of 40. The dominant pollutant is PM2.5.
Key Data
| Metric | Value |
|---|---|
| Air Quality Grade | B (68/100) |
| 5-Year Median AQI | 40 |
| Current Median AQI | 42 |
| Dominant Pollutant | PM2.5 |
| Trend | Improving |
| Unhealthy Days (5yr) | 2 |
St. Tammany, Louisiana, LA has an Air Quality Grade of B with a 5-year median AQI of 40. The dominant pollutant is PM2.5.