Ohio Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in Ohio
Check the air quality level of thecities in Ohio
Ohio
Ohio's Cities
Real-time Air Pollution Level
United States's Metro Cities
Air Quality Index
Most Polluted Cities 2026
United States
Analyze the real-time most air polluted cities in the country.
Standard Value
1.
The Dalles, Oregon
Unhealthy
4xabove Standard
2.
Michigan City, Indiana
Poor
3xabove Standard
3.
Alsip, Illinois
Poor
3xabove Standard
4.
Portage, Indiana
Poor
3xabove Standard
5.
Hammond, Indiana
Poor
3xabove Standard
6.
Gary, Indiana
Poor
3xabove Standard
7.
Lansing, Illinois
Poor
3xabove Standard
8.
Colville, Washington
Poor
3xabove Standard
9.
Chicago, Illinois
Poor
3xabove Standard
10.
Toledo, Ohio
Poor
3xabove Standard
Last Updated: 21 Jul 2026, 03:18 AM
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