Air Quality Indicator nitrogen dioxide (NO2)
for Stockholm County urban area.

Air quality indicator NO2 the latest 3 days
EMMA scale:
Extreme
Arrow_top WHO health protection limit
Severe Arrow_bot for hour mean concentrations
Bad
Arrow_top EU limit value
Very poor Arrow_bot for hour mean concentrations
Poor
Average
Good
Air quality indicator NO2 the latest 3 days
The indicator is based on hourly urban background monitoring and is automatically updated on the www every hour. The hourly values are raw data.

The EMMA scale is proposed in the EC project EMMA as a common scale for air quality indicators. The limit between good and average air quality represents annual mean concentrations in Stockholm urban area. They are well below the EU limit value for health protection. Near roads with high traffic intensity the limit value can be exceeded.

Stockholm Air Quality Indicators, last hour:
Map regionNO2O3COPM 10
 City centre: - -
 Urban area: -
 Rural area: --

Klick on the rectangles above to see latest three days of data for each air quality indicator