PM2.5 AQI Forecast

Thursday, 7/17/08

Quincy

Unhealthy for Sensitive Groups

Quincy continues to be inundated with high levels of smoke, although the periods of intense smoke are becoming less frequent and severe. There continues to be a diminishing potential for this area to get smoky today and in the days to come.

Chester

Unhealthy for Sensitive Groups

Chester continues to be inundated with high levels of smoke, although the periods of intense smoke are becoming less frequent and severe. There continues to be a diminishing potential for this area to get smoky today and in the days to come.

Portola

Good

Portola's air quality has improved dramatically over the past few days and is solidly in the Good range. There is a diminishing potential for this area to get periods of high smoke concentrations.

Truckee

Moderate

Truckee's air quality continues to improve and is now solidly in the Moderate range. There is a diminishing potential for this area to get periods of high smoke concentrations.

Grass Valley

Moderate

Grass Valley appears to be out of the woods on the wildfires and smoke issues with four straight days in the Moderate range. However, there is still a slight potential for this area to get extended periods of elevated levels of smoke.