“…Maastricht event), we do not focus on the eastern part of the Ardennes Massif, the Roer Graben and the Lower-Rhine Embayement, which are relatively far from Northeastern France, and for which specific seismologic, tectonic and geodetic studies have been made [e.g., Ahorner, 1975, 1996, Camelbeeck and Meghraoui, 1998, Meghraoui et al, 2000, Reamer and Hinzen, 2004, Hinzen and Reamer, 2007, Camelbeeck et al, 2007, Alexandre et al, 2008, Lecocq, 2011, Hinzen et al, 2021.…”