The highest AQ index in Maine (as of 5:00 EST) is currently the Western Mountains area. Particle Pollution (PM2.5) is measuring at 38 (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 Downeast Coast 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 10 minutes ago
Below is a list of counties in Maine. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.
| Cumberland | Androscoggin | Penobscot | York | Kennebec |
| Aroostook | Sagadahoc | Hancock | Knox | Waldo |
| Washington | Oxford | Franklin | Piscataquis | Somerset |