In fact, without too much doubt, I think today's earthquake might go down as the joint largest - if not the largest - quake ever to be instrumentally recorded in Turkey. The previous largest event was an M7.8 quake in December 1939 in NE Turkey, close to the N. Anatolian Fault

— Stephen Hicks 🇪🇺 (@seismo_steve) February 6, 2023