Sarnia Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Port Huron
Last Updated: 05 Aug 2025, 01:24am (Local Time)
19 °C
Partly Cloudy
MapSarnia
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Historical Air Quality Data
Sarnia
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AQI Trends - Annual Air Quality Changes
Sarnia, Port Huron, Michigan, United States
Annual AQI Trends
Most & Least Polluted Months
* This data analysis is from year 2020 - 2025
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Sarnia
Health Advice For People Living In
Sarnia
2.2Cigarettes per day
Breathing the air in this location is as harmful as smoking 2.2 cigarettes a day.
Source:
Berkeley Earth
Solutions for Current AQI
Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust
Must turn on the air purifier to enjoy fresh air.
Get an Air PurifierPrevent Health Problems: Understand Your Risks
Sarnia
Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)
Mild Chances of Asthma
Asthma
Risk of Asthma symptoms is Mild when AQI is Poor (50-150)
Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.
Do's :
Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.
Don'ts :
Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.
Most Polluted Cities 2025
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Standard Value
1.
Ecorse, United States
2.
Detroit, United States
3.
Dearborn, United States
4.
River Rouge, United States
5.
Northwest Harborcreek, United States
6.
Ypsilanti, United States
7.
Plymouth, United States
8.
Newburgh Heights, United States
9.
Cleveland, United States
10.
Erie, United States
Last Updated: 05 Aug 2025, 06:27 AM
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Air Quality FAQs
at Sarnia
Frequently Asked Questions About Air Quality
What is the current AQI level in Sarnia?
The current real-time AQI level in Sarnia is 125 (Poor). This was last updated 05 Aug 2025, 01:24am (Local Time).
When was the best AQI level in Sarnia in the last 24 hours?
The best AQI level was 104 (Poor) at 9:09 PM, Aug 4, 2025 (Local Time) during the last 24 hours.
When was the worst AQI level in Sarnia in the last 24 hours?
The worst AQI level was 153 (Unhealthy) at 8:09 AM, Aug 4, 2025 (Local Time) during the last 24 hours.
What is the current trend of AQI levels in Sarnia during last 24 hours?
The AQI levels in Sarnia have been fluctuating throughout the last 24 hours. The levels have increased by highest 153 at 8:09 AM, Aug 4, 2025 (Local Time), lowest 104 at 9:09 PM, Aug 4, 2025 (Local Time).
What actions are recommended as per the current AQI level in Sarnia?
Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.
Recent AQI Blogs
Read the latest news
Here are some latest blogs that you can go through to find out more air pollution.
