Chattanooga Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Chattanooga
Last Updated: 2026-08-18 22:11:02 (Local Time)
24 °C
Clear
Presently, Chattanooga ranks for having the good air quality among cities worldwide.
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Chattanooga
AQI (US) Trends - Annual Air Quality Changes
Chattanooga, Tennessee, United States
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Air Quality Index
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Chattanooga
Health Advice For People Living In
Chattanooga
0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
Berkeley Earth
Solutions for Current AQI (US)
Prevent Health Problems: Understand Your Risks
Chattanooga
Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)
Most Polluted Cities 2026
United States
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Colville, Washington
Poor
3xabove Standard
2.
Kamiah, Idaho
Moderate
2xabove Standard
3.
Hollister, California
Moderate
1xbelow Standard
4.
Spokane Valley, Washington
Moderate
1xabove Standard
5.
Airway Heights, Washington
Moderate
1xabove Standard
6.
Sandpoint, Idaho
Moderate
1xabove Standard
7.
King City, California
Moderate
1xabove Standard
8.
Spokane, Washington
Moderate
1xabove Standard
9.
Madras, Oregon
Moderate
1xabove Standard
10.
Little Rock, Arkansas
Moderate
1xabove Standard
Last Updated: 19 Aug 2026, 02:19 AM
AQI City RankingsAir Quality Solutions For Chattanooga
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at Chattanooga
Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Chattanooga?
1. What is the current AQI (US) level in Chattanooga?
The current real-time AQI (US) level in Chattanooga is 42 (Good). This was last updated 2026-08-18 22:11:02 (Local Time).
2. When was the best AQI (US) level in Chattanooga in the last 24 hours?
2. When was the best AQI (US) level in Chattanooga in the last 24 hours?
The best AQI (US) level was 21 (Good) at 8:01 AM, Aug 18, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Chattanooga in the last 24 hours?
3. When was the worst AQI (US) level in Chattanooga in the last 24 hours?
The worst AQI (US) level was 65 (Moderate) at 7:31 AM, Aug 18, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Chattanooga during last 24 hours?
4. What is the current trend of AQI (US) levels in Chattanooga during last 24 hours?
The AQI (US) levels in Chattanooga have been fluctuating throughout the last 24 hours. The levels have increased by highest 65 at 7:31 AM, Aug 18, 2026 (Local Time), lowest 21 at 8:01 AM, Aug 18, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Chattanooga?
5. What actions are recommended as per the current AQI (US) level in Chattanooga?
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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