4
Recorded earthquakes
region
October 1989
Iwaki earthquakes in October 1989
Earthquake archive for Iwaki in October 1989: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
39.3 km
Average depth
Strongest event
4.8
12 Oct 1989
Iwaki, Japan
Depth
33.0 km
UTC
11:45:50
Coordinates
36.545, 142.663
Analysis of the recorded activity
During October 1989, 4 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.3 to 4.8, with an average of 4.6; depths ranged from 33.0 to 49.9 km, averaging 39.3 km. Activity extended from Friday, October 6, 1989 to Saturday, October 28, 1989 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
33.0 km
Iwaki, Japan
12 Oct 1989 11:45:50 UTC
4.6
40.1 km
Iwaki, Japan
14 Oct 1989 22:53:24 UTC
4.5
34.1 km
Iwaki, Japan
28 Oct 1989 04:42:24 UTC
4.3
49.9 km
Iwaki, Japan
06 Oct 1989 03:40:44 UTC