4
Recorded earthquakes
region
April 1985
Izu Islands earthquakes in April 1985
Earthquake archive for Izu Islands in April 1985: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
6.3
Strongest magnitude
5.0
Average magnitude
443.5 km
Average depth
Strongest event
6.3
10 Apr 1985
Analysis of the recorded activity
During April 1985, 4 earthquakes were recorded near Izu Islands. Magnitudes ranged from 4.4 to 6.3, with an average of 5.1; depths ranged from 414.9 to 510.7 km, averaging 443.5 km. Activity extended from Tuesday, April 9, 1985 to Tuesday, April 30, 1985 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list