COVID-19. Air quality (daily data)

Daily data on air quality in Madrid in the period of the COVID19 pandemic. NOTICE: This dataset is no longer updated. Data are offered from 1-03.2020 to 28-06-2020. Daily average values recorded in the 24 automatic stations that are part of the Air Quality Monitoring Network are shown for the following pollutants: - Sulphur dioxide (SO2) - Carbon monoxide (CO) - Nitrogen dioxide (NO2) - Suspended particles (PM2.5) - Suspended particles (PM10) - Ozone (O3) Other air quality datasets are also available on this portal: Air quality. Real-time data Air quality. Daily data since 2001 Air quality. Timetable data since 2001 Air quality. Episodes of high air pollution by nitrogen dioxide Air quality. Episodes of high air pollution by ozone Air quality. Control stations You can also find more information about this data in the Transparency Portal > Air .