Air Quality This Year
Number of Days in Each AQI Category

     Region    Yolo-Solano Sacramento Placer El Dorado
Maximum AQI
210
Ozone
Mon. 7/7
156
Ozone
Mon. 7/7
210
Ozone
Mon. 6/23
192
Ozone
Fri. 6/27
210
Ozone
Mon. 7/7
VeryUnhealthy 4 0 3 0 2
Unhealthy 15 1 13 3 9
UnhealthySG 21 8 22 26 21
Moderate 44 23 37 39 41
Good 34 86 43 50 45

Preliminary data, subject to revision or deletion.