Lewiston Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Lewiston
Last Updated: 2026-08-05 02:11:01 (Local Time)
17 °C
Clear
Currently, Lewiston ranks 399th among the cities with the highest AQI levels in the world.
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Lewiston
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Lewiston, Idaho, United States
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Lewiston
Health Advice For People Living In
Lewiston
1Cigarettes per day
Breathing the air in this location is as harmful as smoking 1 cigarettes a day.
Source:
Berkeley Earth
Solutions for Current AQI (US)
Prevent Health Problems: Understand Your Risks
Lewiston
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.
Chelan, Washington
Unhealthy
7xabove Standard
2.
Toppenish, Washington
Unhealthy
6xabove Standard
3.
Yakima, Washington
Unhealthy
6xabove Standard
4.
Ellensburg, Washington
Unhealthy
6xabove Standard
5.
Sunnyside, Washington
Unhealthy
5xabove Standard
6.
Wenatchee, Washington
Unhealthy
5xabove Standard
7.
The Dalles, Oregon
Unhealthy
5xabove Standard
8.
Pendleton, Oregon
Unhealthy
5xabove Standard
9.
Moses Lake, Washington
Unhealthy
4xabove Standard
10.
Kennewick, Washington
Unhealthy
4xabove Standard
Last Updated: 05 Aug 2026, 09:23 AM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Lewiston?
1. What is the current AQI (US) level in Lewiston?
The current real-time AQI (US) level in Lewiston is 70 (Moderate). This was last updated 2026-08-05 02:11:01 (Local Time).
2. When was the best AQI (US) level in Lewiston in the last 24 hours?
2. When was the best AQI (US) level in Lewiston in the last 24 hours?
The best AQI (US) level was 63 (Moderate) at 11:31 PM, Aug 4, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Lewiston in the last 24 hours?
3. When was the worst AQI (US) level in Lewiston in the last 24 hours?
The worst AQI (US) level was 94 (Moderate) at 9:01 AM, Aug 4, 2026 (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Lewiston during last 24 hours?
4. What is the current trend of AQI (US) levels in Lewiston during last 24 hours?
The AQI (US) levels in Lewiston have been fluctuating throughout the last 24 hours. The levels have increased by highest 94 at 9:01 AM, Aug 4, 2026 (Local Time), lowest 63 at 11:31 PM, Aug 4, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Lewiston?
5. What actions are recommended as per the current AQI (US) level in Lewiston?
Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
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