1857 Basilicata earthquake
The 1857 Basilicata earthquake occurred on 16 December in the Basilicata region of Italy southeast of the city of Naples. The epicentre was in Montemurro, on the western border of the modern province of Potenza. Wikipedia
Start date: December 16, 1857
Magnitude: 7.0 Mw (est)
Max. intensity: MMI XI (Extreme)