Air Quality Network. Time data since 2005

Set of hourly data measured automatically at stations of the Air Quality Network of the Community of Madrid by annuities (from 2005 to the last full month of the current year): NO,NO2,O3,PM10,PM2.5,SO2,CO,Benzene, Toluene, M-Xylene, Total hydrocarbons and Non-methane hydrocarbons.