This site is the one of the BCSF-Rénass (Bureau central sismologique français - Réseau national de surveillance sismique), a component of the National Observation Action (ANO) “Seismology” of the National Observation Service (SNO) “Solid Earth” labelled by the CNRS-INSU and managed by the Ecole et Observatoire des Sciences de la Terre (EOST - Unité d’appui et de recherche - UAR830) in Strasbourg.


BCSF-Rénass / EOST
5 rue René Descartes
67084 Strasbourg cedex
Tel.: + 33 (0)3 68 85 00 85

Director of publication : Marc Grunberg (director of BCSF-Rénass)

Web Host

Direction du Numérique (DNum)
Université de Strasbourg
14 rue René Descartes
67084 Strasbourg cedex
Tel.: + 33 (0)3 68 85 06 00


This site aims to disseminate information on French seismicity produced by the BCSF-Rénass for mainland France and by our partners for overseas France; the volcanic and seismological observatories of the Institut de Physique du Globe de Paris (OVSG - Guadeloupe, OVSM - Martinique, OVPF - Reunion Island) and the Réseau de surveillance volcanologique et sismologique of Mayotte (Révosima).

Content of the site - Responsibility

In spite of the care taken in the collection of information as well as in the realization of the site, errors, omissions, inaccuracies, cuts or additions can remain or be inserted on this site. Moreover, as with any publication, after a certain period of time, information or elements contained in this site may become obsolete. The information provided is not contractual.

The user of the site and the information it contains acknowledges that he/she uses it under his/her sole responsibility. The BCSF-Rénass and EOST cannot be held responsible for any direct or indirect damage of any kind resulting from the use of the information on the site.

The setting up of hypertext links by third parties to pages or documents published on this site is authorized provided that the links do not contravene the interests of the BCSF-Rénass and that they guarantee the possibility for the user to identify the origin and the author of the document.

This web site may refer to other sites by using links. The BCSF-Rénass and EOST cannot be held responsible for the content of these sites.

Intellectual Property

The contents, including images, maps and data of the site are protected by intellectual property law and are the property of BCSF-Rénass. In an open science approach, the reproduction, reuse and public availability of the information and seismicity maps are authorized, subject to citing the source or, failing that, ©BCSF-Rénass,


The seismicity catalog data is distributed under the Creative Commons Attribution License CC BY 4.0 . This means that it may be freely used and distributed, provided that the data producers are properly credited (by default : ©BCSF-Rénass, No additional restrictions can be applied to the datasets when redistributing them.

Protection of personal data

See section Personal data


Photographic credits