2
Recorded earthquakes
country
October 1957
Japan earthquakes in October 1957
Earthquake archive for Japan in October 1957: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.6
Strongest magnitude
5.5
Average magnitude
50.0 km
Average depth
Strongest event
5.6
22 Oct 1957
Analysis of the recorded activity
During October 1957, 2 earthquakes were recorded near Japan. Magnitudes ranged from 5.4 to 5.6, with an average of 5.5; depths ranged from 35.0 to 65.0 km, averaging 50.0 km. Activity extended from Tuesday, October 22, 1957 to Thursday, October 31, 1957 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list