Oshawa Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Oshawa
Last Updated: 2026-09-27 07:21:01 (Local Time)
12 °C
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Currently, Oshawa ranks 439th among the cities with the highest AQI levels in the world.
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Oshawa, Ontario, Canada
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0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
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Most Polluted Cities 2026
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Analyze the real-time most air polluted cities in the country.
Standard Value
1.
Oakville, Ontario
Moderate
1xabove Standard
2.
Ottawa, Ontario
Moderate
1xabove Standard
3.
Parry Sound, Ontario
Moderate
1xabove Standard
4.
Peterborough, Ontario
Moderate
1xabove Standard
5.
Mississauga, Ontario
Moderate
1xabove Standard
6.
Rouyn Noranda, Quebec
Moderate
1xabove Standard
7.
Guelph, Ontario
Moderate
1xabove Standard
8.
Brampton, Ontario
Moderate
1xabove Standard
9.
Belleville, Ontario
Moderate
1xabove Standard
10.
Burlington, Ontario
Moderate
1xabove Standard
Last Updated: 27 Sept 2026, 11:22 AM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Oshawa?
1. What is the current AQI (US) level in Oshawa?
The current real-time AQI (US) level in Oshawa is 54 (Moderate). This was last updated 2026-09-27 07:21:01 (Local Time).
2. When was the best AQI (US) level in Oshawa in the last 24 hours?
2. When was the best AQI (US) level in Oshawa in the last 24 hours?
The best AQI (US) level was 21 (Good) at 12:31 PM, Sep 26, 2026 (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Oshawa in the last 24 hours?
3. When was the worst AQI (US) level in Oshawa in the last 24 hours?
The worst AQI (US) level was 64 (Moderate) at 7:01 AM (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Oshawa during last 24 hours?
4. What is the current trend of AQI (US) levels in Oshawa during last 24 hours?
The AQI (US) levels in Oshawa have been fluctuating throughout the last 24 hours. The levels have increased by highest 64 at 7:01 AM (Local Time), lowest 21 at 12:31 PM, Sep 26, 2026 (Local Time).
5. What actions are recommended as per the current AQI (US) level in Oshawa?
5. What actions are recommended as per the current AQI (US) level in Oshawa?
Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
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