Which city has better air quality, Fresno or Visalia?
Fresno has better overall air quality with an average AQI of 89 ("Moderate") compared to Visalia's AQI of 90 ("Moderate"). That is a difference of 1 AQI points.
How does PM2.5 compare between Fresno and Visalia?
Fresno has a lower PM2.5 average at 16.8 μg/m³, while Visalia averages 17.2 μg/m³. The EPA annual standard is 12 μg/m³. Neither city meets the EPA annual standard.
Which city has more good air quality days, Fresno or Visalia?
Fresno has 22% good air quality days compared to 20% in Visalia. That means residents of Fresno enjoy clean air about 2 percentage points more often.
How does wildfire risk compare between Fresno and Visalia?
Fresno has a very high wildfire risk while Visalia has a very high risk. Both cities face similar wildfire smoke exposure levels.
What are the primary pollutants in Fresno vs Visalia?
Fresno's primary pollutant is PM2.5 (ozone avg 59 ppb), while Visalia's is PM2.5 (ozone avg 60 ppb). Both cities share the same primary pollutant, though concentrations differ.