4
Recorded earthquakes
city
1991
Shūnan earthquakes in 1991
Earthquake archive for Shūnan in 1991: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.2
Strongest magnitude
4.6
Average magnitude
49.8 km
Average depth
Strongest event
5.2
28 Oct 1991
Analysis of the recorded activity
During 1991, 4 earthquakes were recorded near Shūnan. Magnitudes ranged from 4.1 to 5.2, with an average of 4.7; depths ranged from 17.0 to 64.0 km, averaging 49.9 km. Activity extended from Thursday, January 3, 1991 to Monday, October 28, 1991 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list