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        <gco:CharacterString>- Indice européen de la qualité de l'air (sur la base des concentrations de polluants en µg/m3): mesures horaires pour l’ensemble des polluants pour l’heure la plus récente pour chaque station

- Les sous-indices O3, PM10, PM2.5,  NO2, et SO2 sont disponibles selon la typologie de stations (industriel, fond ou trafic) en accord avec la méthodologie de calcul de indice européen de la qualité de l'air par stations de mesures sur l'ensemble de la Grande Région

- Profondeur des données : Sont disponibles toutes les heures l'indice le plus récent des 3 dernières heures pour chaque station. Si le calcul de l'indice n'est pas possible par manque de données sa valeur marquée par une pastille grise dans la symbologie de la carte (données non disponibles). En l’absence de mesure de certains polluants (sous-indices manquants), l’indice global est tout de même calculé sur la base des polluants mesurés sur la station concernée

- Sources des données: 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. Harmonisation: ATMO Grand Est et SIG-GR 2020</gco:CharacterString>
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- Les sous-indices O3, PM10, PM2.5,  NO2, et SO2 sont disponibles selon la typologie de stations (industriel, fond ou trafic) en accord avec la méthodologie de calcul de indice européen de la qualité de l'air par stations de mesures sur l'ensemble de la Grande Région

- Profondeur des données : Sont disponibles toutes les heures l'indice le plus récent des 3 dernières heures pour chaque station. Si le calcul de l'indice n'est pas possible par manque de données sa valeur marquée par une pastille grise dans la symbologie de la carte (données non disponibles). En l’absence de mesure de certains polluants (sous-indices manquants), l’indice global est tout de même calculé sur la base des polluants mesurés sur la station concernée

- Sources des données: 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. Harmonisation: ATMO Grand Est et SIG-GR 2020</gmd:LocalisedCharacterString>
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            <gmd:LocalisedCharacterString locale="#EN">- European air quality index (based on pollutant concentrations in µg/m3): hourly measurements for all pollutants for the most recent hour for each station 

- The sub-indices O3, PM10, PM2.5, NO2, and SO2 are available according to the type of station (industrial, background or traffic) in accordance with the methodology for calculating the European air quality index for the measuring stations throughout the Greater Region.

- Data depth: The most recent index for the last 3 hours for each station is available hourly. If the calculation of the index is not possible due to lack of data, its value is marked by a grey dot in the symbology of the map (data not available). In the absence of measurements of certain pollutants (missing sub-indices), the overall index is still calculated on the basis of the pollutants measured at the station concerned.

- 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 2020</gmd:LocalisedCharacterString>
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- Die Teilindizes O3, PM10, PM2.5, NO2 und SO2 sind verfügbar je nach Art der Station (Industrie, Hintergrund oder Verkehr) und gemäß der Methodik zur Berechnung des europäischen Luftqualitätsindexes für die Messstationen in der gesamten Großregion.

- Datentiefe: Der aktuellste Index für die letzten 3 Stunden ist für jede Station stündlich verfügbar. Wenn die Berechnung des Indexes aufgrund fehlender Daten nicht möglich ist, wird ihr Wert durch einen grauen Punkt in der Kartensymbologie gekennzeichnet (Daten nicht verfügbar). Bei fehlender Messung bestimmter Schadstoffe (fehlende Teilindizes) wird der Gesamtindex dennoch auf der Basis der an der betreffenden Station gemessenen Schadstoffe berechnet.

- Datenquellen:  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. Harmonisierung: ATMO Grand Est und GIS-GR 2020</gmd:LocalisedCharacterString>
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