Datasets

Monthly and annual averages of air pollution, concentrations comparable to norms, maximum hour values and data on the temporal representativeness of measurements in Uusimaa.

Map level shows real-time air quality as an index of air quality in the permanent and mobile measurement stations of the Helsinki Region Environmental Services (HSY). The measurement result is updated hourly. HSY...

The material contains the air quality indices of HSY’s air quality monitoring sites on an hourly basis. The air quality index divides air quality into five different classes, from good to very poor. The index classes...