Carte du bruit aérien (LDEN)

Carte de l'environnement sonore aérien (en dB(A)) calculée pour une exposition 24h.

Lden (Level day-evening-night) correspond au bruit moyen pondéré au cours des 24h, avec un poids plus fort en soirée et la nuit.

Data and Resources

Additional Info

Field Value
Source https://toulousemetropole.data4citizen.com/visualisation/information/?id=isoph-aerien-lden
Last Updated April 16, 2026, 12:56 (UTC)
Created April 14, 2026, 14:07 (UTC)
FTP_API hub
Modified 2025-06-16T13:48:27.497000+00:00
bbox-east-long 1.497368234100075
bbox-north-lat 43.622973371206776
bbox-south-lat 43.59483441135753
bbox-west-long 1.36438051840749
dataset_size 0.5677003860473633
date_moissonnage_creation 2025-03-18T13:53:53+00:00
date_moissonnage_last_modification 2025-06-16T13:48:27.497000+00:00
edition_security {"roles":["administrator"],"users":["*99*","*128*","*1*"]}
encoding UTF-8
features analyze,geo,api,table,raw_data
records_count {"20fb0c94-1f36-45b9-9141-98e4d480fa7a":"0000000006"}
source-harvest https://observatoire-climat.toulouse-metropole.fr//explore/dataset/isoph-aerien-lden/
spatial {"type":"Polygon","coordinates":[[[1.36438051840749,43.59483441135753],[1.497368234100075,43.59483441135753],[1.497368234100075,43.622973371206776],[1.36438051840749,43.622973371206776],[1.36438051840749,43.59483441135753]]]}
themes ["securite_et_risques"]