A third large , shallow earthquake of USGS preliminary magnitude 6.6 struck north of Norcia at 07:40 local time ( 06:40 UTC ) on 30 October . This quake was the largest in Italy in 36 years , since the 1980 Irpinia earthquake . The three earthquakes caused almost 100,000 homeless
1980 Irpinia earthquake
1980 Irpinia earthquake
Matteo Renzi