WEBTELERAY

What level of radioactivity near you?

Visualize in real time, quickly and simply, the level of radioactivity in your area and across the country, measured by the tags of the National TELERAY alert network.

WEBTELERAY, a free application developed by the Institute for Radiological Protection and Nuclear Safety (IRSN).

features:

Consult in real time the level of ambient radioactivity (ambient gamma dose equivalent expressed in nano flow Sievert per hour - nSv / h) on the national territory (France and Drom-Com).

Find your interests tags by navigating the map, for geolocation or by entering the name of your town or your zip code.

Save and manage your favorite tags.