3
Recorded earthquakes
region
March 1981
Iwaki earthquakes in March 1981
Earthquake archive for Iwaki in March 1981: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.5
Strongest magnitude
4.5
Average magnitude
39.2 km
Average depth
Strongest event
4.5
15 Mar 1981
Iwaki, Japan
Depth
51.7 km
UTC
08:22:02
Coordinates
36.747, 142.029
Analysis of the recorded activity
During March 1981, 3 earthquakes were recorded near Iwaki. Magnitudes ranged from 4.4 to 4.5, with an average of 4.5; depths ranged from 33.0 to 51.7 km, averaging 39.2 km. Activity extended from Sunday, March 1, 1981 to Sunday, March 15, 1981 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.5
51.7 km
Iwaki, Japan
15 Mar 1981 08:22:02 UTC
4.5
33.0 km
Iwaki, Japan
01 Mar 1981 15:12:46 UTC
4.4
33.0 km
Iwaki, Japan
04 Mar 1981 19:00:55 UTC