Noise levels by day in Cologne according to various filter criteria, such as road, rail or industry.
A visualisation based on this data including filter options can be called here:
http://www.stadt-koeln.de/leben-in-koeln/umwelt-tiere/laerm/laermpegelsu...
Information on the resources “Rail”:
Copyright: Federal Railway Office; Terms of Use: This data set can be used in accordance with the “Terms of Use for the Provision of Geodata of the Federal Government” (http://www.geodatenzentrum.de/docpdf/geonutzv.pdf).
The noise maps for federal railway lines are prepared by the Federal Railways Office. These maps can be found at www.eba.bund.de/kartendienst
http://laermkartierung1.eisenbahn-bundesamt.de/cgi-bin/mapserv64/mapserv.fcgi?map=c:/srv/mapfiles/isophone.map&REQUEST=GetCapabilities&SERVICE=WMS&VERSION=1.1.1
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