German Federal Environmental Agency - Air quality data
The Federal Environment Agency of Germany(UBA) collects official data on air pollution in Germany and makes it publicly available. This data contains information on the amount of air pollutants and dust in the atmosphere from anthropogenic (man-made) and natural sources.
Synchronization
daily
Resolution
hourly to daily
Number of stations and sensors
5647 Stations 24406 Sensors
License
Data provided by: Umweltbundesamt (UBA) Deutschland under GeoNutzV (http://www.geodatenzentrum.de/docpdf/geonutzv.pdf)
Source Documentation
https://www.umweltbundesamt.de/daten/luft/luftdaten/stationen