2
Recorded earthquakes
region
October 1990
Iwaki earthquakes in October 1990
Earthquake archive for Iwaki in October 1990: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.6
Strongest magnitude
4.4
Average magnitude
24.7 km
Average depth
Strongest event
4.6
29 Oct 1990
Iwaki, Japan
Depth
16.4 km
UTC
11:31:38
Coordinates
36.512, 141.838
Analysis of the recorded activity
During October 1990, 2 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.2 to 4.6, with an average of 4.4; depths ranged from 16.4 to 33.0 km, averaging 24.7 km. Activity extended from Saturday, October 6, 1990 to Monday, October 29, 1990 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.6
16.4 km
Iwaki, Japan
29 Oct 1990 11:31:38 UTC
4.2
33.0 km
Iwaki, Japan
06 Oct 1990 23:14:24 UTC