FILE: Juan Flores with Air Alliance Houston installs a PurpleAir monitor at a home in Jacinto City. Fort Bend Environmental is installing three additional air monitors to share data with the EPA. The ...

Air monitoring sensors from a Utah company named PurpleAir are seen June 5 on the roof at a Linn County Public Health monitoring station in southwest Cedar Rapids. The data collected at the station is ...

Memphis Community Against Pollution announced a $250,000 investment into air quality monitoring technology in Memphis at a July 2 press conference. The money will be used to install several air ...

The air quality monitors, made by PurpleAir, only require an electrical power outlets and access to wifi, said Land Use ...