Waterloo Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Waterloo
Last Updated: 2026-09-29 06:51 (Local Time)

14 °C
OvercastPresently, Waterloo ranks for having the good air quality among cities worldwide.
Waterloo
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Waterloo
AQI (US) Trends - Annual Air Quality Changes
Waterloo, Iowa, United States
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Real-time Air Pollution Level
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Air Quality Index
Air Quality Calendar 2026
Waterloo
Health Advice For People Living In
Waterloo
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
Waterloo
Most Polluted Cities 2026
United States
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Hanford, California
Moderate
1xabove Standard
2.
Woodlake, California
Moderate
1xbelow Standard
3.
Visalia, California
Moderate
1xbelow Standard
4.
Corcoran, California
Moderate
1xbelow Standard
5.
Fargo, North Dakota
Moderate
2xabove Standard
6.
Little Rock, Arkansas
Moderate
2xabove Standard
7.
Huron, California
Moderate
1xbelow Standard
8.
Porterville, California
Moderate
1xbelow Standard
9.
Yakima, Washington
Moderate
1xabove Standard
10.
Toppenish, Washington
Moderate
1xabove Standard
Last Updated: 29 Sept 2026, 11:54 AM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Waterloo?
1. What is the current AQI (US) level in Waterloo?
The current real-time AQI (US) level in Waterloo is 42 (Good). This was last updated 2026-09-29 06:51 (Local Time).
2. When was the best AQI (US) level in Waterloo in the last 24 hours?
2. When was the best AQI (US) level in Waterloo in the last 24 hours?
The best AQI (US) level was 18 (Good) at 5:31 PM, Sep 28, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Waterloo in the last 24 hours?
3. When was the worst AQI (US) level in Waterloo in the last 24 hours?
The worst AQI (US) level was 102 (Poor) at 5:01 PM, Sep 28, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Waterloo during last 24 hours?
4. What is the current trend of AQI (US) levels in Waterloo during last 24 hours?
The AQI (US) levels in Waterloo have been fluctuating throughout the last 24 hours. The levels have increased by highest 102 at 5:01 PM, Sep 28, 2026 (Local Time), lowest 18 at 5:31 PM, Sep 28, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Waterloo?
5. What actions are recommended as per the current AQI (US) level in Waterloo?
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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