Monitoring Sites Map Air Quality Index (AQI)

Some of the features of this map may be limited on low resolution displays or when using the collapsed view. We recommend using the expanded map.

A legend and more information about this map and the monitoring network are available with the links at the bottom left corner of the map.
Note: APCD real-time monitoring network is set to run on Mountain Standard Time (MST) year-round
Not shown are non real-time sites which use filter samples (which require laboratory analysis)
Air Quality Index (AQI) values not validated. Please visit the EPA for validated data
AQI health statements
Site information and abbreviations