2
Recorded earthquakes
region
January 1987
Iwaki earthquakes in January 1987
Earthquake archive for Iwaki in January 1987: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.4
Strongest magnitude
4.3
Average magnitude
78.6 km
Average depth
Strongest event
4.4
25 Jan 1987
Iwaki, Japan
Depth
100.0 km
UTC
15:02:08
Coordinates
36.934, 140.785
Analysis of the recorded activity
During January 1987, 2 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.2 to 4.4, with an average of 4.3; depths ranged from 57.2 to 100.0 km, averaging 78.6 km. Activity extended from Sunday, January 25, 1987 to Thursday, January 29, 1987 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.4
100.0 km
Iwaki, Japan
25 Jan 1987 15:02:08 UTC
4.2
57.2 km
Iwaki, Japan
29 Jan 1987 23:14:52 UTC