Traffic noise zones in Helsinki metropolitan area

The data includes traffic noise zones in the Helsinki metropolitan area (Helsinki, Espoo, Vantaa and Kauniainen). The dataset contains a breakdown of road and rail traffic noise zones, as well as day and night times.

The coordinate system of the dataset is ETRS-TM35FIN.

The noise calculations were carried out at a power workstation specifically purchased for the noise calculations. The calculations took place between November 2011 and January 2012. The calculation times for all situations ranged from 8 to 12 days. The calculation time depended on the number of details in the city’s noise model and the city’s surface area.

Data resources

Additional Info

Collection Open Data
Maintainer Helsingin kaupunkiympäristön toimiala
Maintainer email
  1. ymk@hel.fi
Geographical coverage
Last modified 15.12.2023
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Created on 12.10.2012