Knoxville Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Knoxville
Last Updated: 2026-09-25 11:21:01 (Local Time)
18 °C
Sunny
Presently, Knoxville ranks for having the good air quality among cities worldwide.
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Knoxville
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Knoxville, Tennessee, United States
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Knoxville
Health Advice For People Living In
Knoxville
0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
Berkeley Earth
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Knoxville
Asthma
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Sinus
Cold/Flu
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Most Polluted Cities 2026
United States
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Chelan, Washington
Moderate
2xabove Standard
2.
Quincy, Washington
Moderate
1xabove Standard
3.
Airway Heights, Washington
Moderate
1xabove Standard
4.
Moses Lake, Washington
Moderate
1xabove Standard
5.
North Little Rock, Arkansas
Moderate
1xabove Standard
6.
Little Rock, Arkansas
Moderate
1xabove Standard
7.
Spokane, Washington
Moderate
1xabove Standard
8.
Bakersfield, California
Moderate
1xequal Standard
9.
Arvin, California
Moderate
1xabove Standard
10.
Ponca City, Oklahoma
Moderate
1xabove Standard
Last Updated: 25 Sept 2026, 03:26 PM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Knoxville?
1. What is the current AQI (US) level in Knoxville?
The current real-time AQI (US) level in Knoxville is 33 (Good). This was last updated 2026-09-25 11:21:01 (Local Time).
2. When was the best AQI (US) level in Knoxville in the last 24 hours?
2. When was the best AQI (US) level in Knoxville in the last 24 hours?
The best AQI (US) level was 19 (Good) at 11:31 PM, Sep 24, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Knoxville in the last 24 hours?
3. When was the worst AQI (US) level in Knoxville in the last 24 hours?
The worst AQI (US) level was 86 (Moderate) at 1:31 PM, Sep 24, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Knoxville during last 24 hours?
4. What is the current trend of AQI (US) levels in Knoxville during last 24 hours?
The AQI (US) levels in Knoxville have been fluctuating throughout the last 24 hours. The levels have increased by highest 86 at 1:31 PM, Sep 24, 2026 (Local Time), lowest 19 at 11:31 PM, Sep 24, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Knoxville?
5. What actions are recommended as per the current AQI (US) level in Knoxville?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.
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