The highest AQ index in Ohio (as of 9:00 EDT) is currently the Toledo area. Particle Pollution (PM2.5) is measuring at 57 (Moderate). This means air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.
Over the next few days, the highest Ozone (OZONE) will be in the Cincinnati area. It is forecasted to be Moderate, meaning air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
Last Updated 20 minutes ago
Below is a list of counties in Ohio. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.