Tennessee Air Quality

Real-time AQI data and air quality trends for 501 cities across Tennessee.

Statewide Air Quality Overview

39
Average AQI
3378
Good Air Days
882
Moderate Days
Unhealthy Days
156
Highest AQI

Based on 2025 EPA data

Cleanest Air in Tennessee

1. RockwoodMedian AQI: 29
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2. KingstonMedian AQI: 29
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3. MidtownMedian AQI: 29
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4. HarrimanMedian AQI: 29
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5. CookevilleMedian AQI: 30
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Most Polluted in Tennessee

1. WatertownMedian AQI: 39
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2. Tuckers CrossroadsMedian AQI: 39
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3. CalhounMedian AQI: 37
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4. EtowahMedian AQI: 37
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5. EnglewoodMedian AQI: 37
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Learn About Air Quality

What Is the AQI?
Understand how the Air Quality Index is calculated and what each level means for your health.
Pollutant Guide
Learn about PM2.5, ozone, and other pollutants that affect air quality across Tennessee.
National Rankings
Compare Tennessee cities to the rest of the US by air quality grade and median AQI.

All Cities in Tennessee

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