2
Recorded earthquakes
region
March 1971
Izu Islands earthquakes in March 1971
Earthquake archive for Izu Islands in March 1971: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.9
Strongest magnitude
5.5
Average magnitude
242.4 km
Average depth
Strongest event
5.9
04 Mar 1971
Analysis of the recorded activity
During March 1971, 2 earthquakes were recorded near Izu Islands. Magnitudes ranged from 5.1 to 5.9, with an average of 5.5; depths ranged from 35.0 to 449.9 km, averaging 242.5 km. Activity extended from Thursday, March 4, 1971 to Monday, March 15, 1971 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list