72,000 deaths. Over 40% of the population of Messina and more than 25% of Reggio di Calabria killed by the earthquake and tsunami, as well as by fires in some parts of Messina. Casualty toll is based on census data 1901-1911, some estimates are as high as 110,000.Severe damage in large parts of Calabria and Sicily.he ground shook for some 30 to 40 seconds, and the destruction was felt within a 300 km radius. Moments after the earthquake, a 40 feet (12 m) tsunami struck nearby coasts causing even more devastation. 93% of structures in Messina were destroyed and some 70,000 residents were killed.