Chicago
Date

Los Angeles
Air Quality Index Main Pollutant

Date

Air Quality Index Main Pollutant

07/01/2020

122 Ozone

07/01/2020

80 Ozone

07/02/2020

105 Ozone

07/02/2020

101 Ozone

07/03/2020

140 Ozone

07/03/2020

129 Ozone

07/04/2020

105 PM2.5

07/04/2020

153 PM2.5

07/05/2020

155 PM2.5

07/05/2020

186 PM2.5

07/06/2020

156 Ozone

07/06/2020

143 Ozone

07/07/2020

136 Ozone

07/07/2020

129 Ozone

07/08/2020

119 Ozone

07/08/2020

105 Ozone

AVERAGE AQI

129.75

Source: U.S. EPA Air Quality Index.

128.25