5
Recorded earthquakes
region
April 1998
Iwaki earthquakes in April 1998
Earthquake archive for Iwaki in April 1998: 5 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.5
Strongest magnitude
4.7
Average magnitude
69.7 km
Average depth
Strongest event
5.5
09 Apr 1998
Analysis of the recorded activity
During April 1998, 5 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.0 to 5.5, with an average of 4.7; depths ranged from 33.0 to 110.6 km, averaging 69.7 km. Activity extended from Wednesday, April 8, 1998 to Thursday, April 30, 1998 UTC.
Only 5 earthquakes in the current catalogue match this period and location.
Event list