空气质量预报
空气质量数据提供者: the Pima County Department of Environmental Quality Air (pima.gov) and Air Now - US EPA (airnow.gov)
Note that the measurements for PM2.5 (fine particulate matter), O3 (ozone), CO (carbon monoxide) and NO2 (nitrogen dioxide) are taken from the station: Rose Elementary, Pima County and the measurement for SO2 (sulfur dioxide) are taken from the station: Childrens Park NCore, Pima County