Researchers at GeoforschungsZentrum Potsdam have created An Earthquake Catalogue for Central, Northern and Northwestern Europe based on MW magnitudes. Data was taken from ’25 local catalogues and 30 special studies of earthquakes in central, northern and northwestern Europe’. The following article (print only) presents the database in more detail:
Grunthal, G. & Wahlstrom, R. (2007) A unified database of large European earthquakes. Eos, 88 (6), 1-3.