• Ozone pollution (PM2.5): number of days on which a sliding 8-hour average exceeded 120 µg/m3 (micrograms per cubic metre). Average 2021-22-23 for each station

• 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, Administration de l'environnement Luxembourg. Harmonization: ATMO Grand Est and GIS-GR 2024

Link to interactive map: https://map.gis-gr.eu/theme/main?version=3&zoom=8&X=708580&Y=6429642&lang=fr&rotation=0&layers=2399&opacities=1&bgLayer=basemap_2015_global

Link to Geocatalog: https://geocatalogue.gis-gr.eu/geonetwork/srv/eng/catalog.search#/metadata/b3a7f209-dc7c-4661-828b-a97f8a9b2635

WMS link: https://ws.geoportail.lu/wss/service/GR_Air_Quality_WMS/guest
with layer name(s):
-O3_max_daily_running_8-hour_mean_over_120_ugm_2021-22-23