3
Recorded earthquakes
region
March 1987
Iwaki earthquakes in March 1987
Earthquake archive for Iwaki in March 1987: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.6
Strongest magnitude
5.2
Average magnitude
50.0 km
Average depth
Strongest event
5.6
10 Mar 1987
Analysis of the recorded activity
During March 1987, 3 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.8 to 5.6, with an average of 5.2; depths ranged from 46.4 to 56.3 km, averaging 50.0 km. Activity extended from Thursday, March 5, 1987 to Tuesday, March 10, 1987 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list