Данные о качестве воздуха предоставлены: the La Surveillance de l’Air en Limousin (limair.asso.fr)
Note that the measurements for PM10 (respirable particulate matter), NO2 (nitrogen dioxide) and SO2 (sulfur dioxide) are taken from the station: Aine, Limoges and the measurement for O3 (ozone) are taken from the station: Garros, Limoges