2
Recorded earthquakes
region
January 1973
Isumi earthquakes in January 1973
Earthquake archive for Isumi in January 1973: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.5
Strongest magnitude
4.4
Average magnitude
50.0 km
Average depth
Strongest event
4.5
20 Jan 1973
Isumi, Japan
Depth
56.0 km
UTC
10:03:31
Coordinates
34.972, 140.705
Analysis of the recorded activity
During January 1973, 2 earthquakes were recorded near Isumi. Magnitudes ranged from 4.3 to 4.5, with an average of 4.4; depths ranged from 44.0 to 56.0 km, averaging 50.0 km. Activity extended from Saturday, January 20, 1973 to Saturday, January 27, 1973 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.5
56.0 km
Isumi, Japan
20 Jan 1973 10:03:31 UTC
4.3
44.0 km
Isumi, Japan
27 Jan 1973 04:38:44 UTC