
AQI Forecast by County
Wednesday, December 11
Wed | Thu | |
Placer | 55 | 61 |
Sacramento | 66 | 74 |
Yolo-Solano | 66 | 74 |
Air Quality Map
Air Quality This Year
Number of Days in Each AQI Category
AQI numbers calculated according to the latest federal ozone health standard of .075 parts per million averaged over 8 hours.For pre-2008 values based on the prior National Ambient Air Quality Standard, click the link at the bottom of the page.
Region | Yolo-Solano | Sacramento | Placer | El Dorado | |
---|---|---|---|---|---|
Maximum AQI |
140
OzoneFri. 8/16 |
97
OzoneSat. 7/27 |
140
OzoneFri. 8/16 |
136
OzoneFri. 8/16 |
122
OzoneTue. 8/27 |
VeryUnhealthy | 0 | 0 | 0 | 0 | 0 |
Unhealthy | 0 | 0 | 0 | 0 | 0 |
UnhealthySG | 15 | 0 | 6 | 8 | 6 |
Moderate | 83 | 43 | 61 | 81 | 69 |
Good | 86 | 141 | 117 | 95 | 103 |
Preliminary data, subject to revision or deletion.