European Air Quality Index (measures over the last 3 rolling days)

- European Air Quality Index (based on pollutant concentrations in µg/m³): measurements on the last 3 rolling days for each station - Sub-indexes O3, PM10, PM2.5, NO2, and SO2 are available according to the type of stations (industrial, background or traffic) in accordance with the methodology for calculating the European air quality index by measuring stations throughout the Greater Region - Data sources: Atmo Grand Est; Agence Wallonne de l’Air et du Climat — AWAC; Landesamt für Umwelt- und Arbeitsschutz Saarland — IMMESA; Landesamt für Umwelt Rheinland-Pfalz — Zimen; Environmental Administration Luxembourg. Harmonisation: Atmo Grand Est and SIG-GR 2020