بيانات جودة الهواء مقدمة من: the Medi Ambient. Generalitat de Catalunya (www20.gencat.cat) and the European Environment Agency (eea.europa.eu)
Note that the measurement for O3 (ozone) are taken from the station: ES:Catalunya/Vilanova I La Geltrú and the measurement for NO2 (nitrogen dioxide) are taken from the station: ES:Catalunya/La Ràpita