Knoxville Air Quality
Current air-quality information for Knoxville, United States.
Air quality is generally considered satisfactory.
World Air Quality Index Project (WAQI) · Updated 2026-10-16T05:00:00-06:00Health context
At the current AQI of 48, Knoxville is in the Good category on the displayed AQI scale. Most people can continue normal outdoor activities. Current pollutant values shown for Knoxville are PM2.5 48 µg/m³. The current reading is identified on this page as World Air Quality Index Project (WAQI).
Air-quality information is not medical advice. People with asthma, heart or lung disease, children, older adults and other sensitive groups may need to take additional precautions when pollution is elevated.
Recent History & Forecast
This chart shows atmospheric-model AQI history and forecast from Open-Meteo / Copernicus Atmosphere Monitoring Service (CAMS) model. It is separate from any monitoring-station observation shown in the Current AQI card.
What does AQI 48 mean in Knoxville?
Knoxville currently has an AQI of 48, which falls in the Good category. This indicates relatively low overall air pollution on the displayed AQI scale. Normal outdoor activity is generally appropriate for most people. The pollutant values currently shown for Knoxville are PM2.5 48 µg/m³. The displayed current conditions are identified as World Air Quality Index Project (WAQI).
Nearby cities
- Chattanooga air quality — approximately 162 km away
- Lexington air quality — approximately 231 km away
- Lexington-Fayette air quality — approximately 237 km away
- Atlanta air quality — approximately 250 km away
- Nashville air quality — approximately 258 km away
- Huntsville air quality — approximately 278 km away
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