What is the air quality like in Mesa?
Mesa has an average AQI of 68, which falls in the "Moderate" category. About 40% of days have Good air quality, 40% are Moderate, and 16% are Unhealthy for Sensitive Groups. The primary pollutant is PM10.
What is the main pollutant in Mesa?
The primary pollutant in Mesa is PM10. The city's average PM2.5 level is 11.8 μg/m³ (below the EPA annual standard of 12 μg/m³). Average ozone levels are 54 ppb. Major pollution sources include vehicles, dust, construction.
Is Mesa affected by wildfire smoke?
Mesa has a low wildfire risk rating. Wildfire smoke rarely impacts air quality here.
How many good air quality days does Mesa have?
Approximately 40% of days in Mesa have Good air quality (AQI 0-50). Residents experience Good air quality about half the time, with other days being Moderate or worse.
When is pollen season in Mesa's state (AZ)?
Pollen seasons in AZ include: Tree Pollen (February–April, Moderate severity); Mold Spores (July–September, Moderate severity); Grass Pollen (March–October, Moderate severity); Weed Pollen (March–November, High severity). Allergy sufferers should monitor pollen counts during these periods and consider staying indoors on high-pollen days, especially during morning hours when counts peak.