Current air data i
Please note: current data represent preliminary values which are subject to change due to quality assurance. Back dated values are successively replaced by quality assured values.
Air quality index
How good is the air? The air quality index is based on the measured concentrations of three pollutants (nitrogen dioxide, particulate matter (PM₁₀) and ozone). The concentration most hazardous to health determines the total index. More information on the index calculation you can get in the calculation base.