2
Recorded earthquakes
city
1973
Unzen earthquakes in 1973
Earthquake archive for Unzen in 1973: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.4
Average magnitude
53.5 km
Average depth
Strongest event
4.8
01 Sep 1973
Fukuoka, Japan
Depth
18.0 km
UTC
20:37:24
Coordinates
33.502, 130.567
Analysis of the recorded activity
During 1973, 2 earthquakes were recorded near Unzen. Magnitudes ranged from 4.0 to 4.8, with an average of 4.4; depths ranged from 18.0 to 89.0 km, averaging 53.5 km. Activity extended from Thursday, July 26, 1973 to Saturday, September 1, 1973 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
18.0 km
Fukuoka, Japan
01 Sep 1973 20:37:24 UTC
4.0
89.0 km
Hitoyoshi, Japan
26 Jul 1973 14:45:46 UTC