The highest AQ index in Washington (as of 9:00 PDT) is currently the Colville area. Particle Pollution (PM10) is measuring at 84 (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 Particle Pollution (PM2.5) will be in the Bremerton-Silverdale-Bainbridge Island area. It is forecasted to be Good, meaning air quality is satisfactory, and air pollution poses little or no risk.
For Mar 9-16 (Mon-Mon): This week and into the weekend, we'll have GOOD air quality throughout the region due to plenty of rain and wind.
| 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 29 minutes ago
Below is a list of counties in Washington. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.