4
Recorded earthquakes
region
December 1999
Izu Islands earthquakes in December 1999
Earthquake archive for Izu Islands in December 1999: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.7
Strongest magnitude
5.1
Average magnitude
137.0 km
Average depth
Strongest event
5.7
05 Dec 1999
Analysis of the recorded activity
During December 1999, 4 earthquakes were recorded near Izu Islands. Magnitudes ranged from 4.3 to 5.7, with an average of 5.1; depths ranged from 33.0 to 448.9 km, averaging 137.0 km. Activity extended from Wednesday, December 1, 1999 to Thursday, December 30, 1999 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list