The highest AQ index in Wisconsin (as of 17:00 CDT) is currently the Chippewa Valley and Eastern Twin Cities area. Ozone (OZONE) is measuring at 42 (Good). This means air quality is satisfactory, and air pollution poses little or no risk.
Over the next few days, the highest Ozone (OZONE) will be in the Central Waters North area. It is forecasted to be Good, meaning air quality is satisfactory, and air pollution poses little or no risk.
| 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 14 minutes ago
Below is a list of counties in Wisconsin. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.