4
Recorded earthquakes
region
May 1983
Isumi earthquakes in May 1983
Earthquake archive for Isumi in May 1983: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.5
Strongest magnitude
4.2
Average magnitude
29.1 km
Average depth
Strongest event
4.5
23 May 1983
Isumi, Japan
Depth
33.4 km
UTC
06:51:12
Coordinates
35.358, 140.599
Analysis of the recorded activity
During May 1983, 4 earthquakes were recorded near Isumi. Magnitudes ranged from 4.0 to 4.5, with an average of 4.2; depths ranged from 27.4 to 33.4 km, averaging 29.1 km. Activity extended from Friday, May 20, 1983 to Monday, May 23, 1983 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.5
33.4 km
Isumi, Japan
23 May 1983 06:51:12 UTC
4.2
28.1 km
Isumi, Japan
21 May 1983 02:10:40 UTC
4.1
27.4 km
Isumi, Japan
20 May 1983 19:05:19 UTC
4.0
27.5 km
Isumi, Japan
20 May 1983 18:24:33 UTC