Williamson Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Williamson
Last Updated: 2026-09-28 18:21:01 (Local Time)
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Williamson, Georgia, United States
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Williamson
1Cigarettes per day
Breathing the air in this location is as harmful as smoking 1 cigarettes a day.
Source:
Berkeley Earth
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Most Polluted Cities 2026
United States
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Cedar Rapids, Iowa
Poor
3xbelow Standard
2.
Rock Island, Illinois
Poor
3xbelow Standard
3.
Iowa City, Iowa
Poor
2xbelow Standard
4.
Clinton, Iowa
Poor
3xbelow Standard
5.
Waterloo, Iowa
Poor
3xbelow Standard
6.
Muscatine, Iowa
Poor
3xbelow Standard
7.
Davenport, Iowa
Poor
3xbelow Standard
8.
Madera, California
Moderate
1xbelow Standard
9.
Mendota, California
Moderate
1xbelow Standard
10.
Anaheim, California
Moderate
2xbelow Standard
Last Updated: 28 Sept 2026, 10:21 PM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Williamson?
1. What is the current AQI (US) level in Williamson?
The current real-time AQI (US) level in Williamson is 21 (Good). This was last updated 2026-09-28 18:21:01 (Local Time).
2. When was the best AQI (US) level in Williamson in the last 24 hours?
2. When was the best AQI (US) level in Williamson in the last 24 hours?
The best AQI (US) level was 21 (Good) at 2:01 PM (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Williamson in the last 24 hours?
3. When was the worst AQI (US) level in Williamson in the last 24 hours?
The worst AQI (US) level was 139 (Poor) at 10:31 PM, Sep 27, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Williamson during last 24 hours?
4. What is the current trend of AQI (US) levels in Williamson during last 24 hours?
The AQI (US) levels in Williamson have been fluctuating throughout the last 24 hours. The levels have increased by highest 139 at 10:31 PM, Sep 27, 2026 (Local Time), lowest 21 at 2:01 PM (Local Time).
5. What actions are recommended as per the current AQI (US) level in Williamson?
5. What actions are recommended as per the current AQI (US) level in Williamson?
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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