2
Recorded earthquakes
region
July 1981
Izu Islands earthquakes in July 1981
Earthquake archive for Izu Islands in July 1981: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.4
Strongest magnitude
5.2
Average magnitude
76.8 km
Average depth
Strongest event
5.4
01 Jul 1981
Analysis of the recorded activity
During July 1981, 2 earthquakes were recorded near Izu Islands. Magnitudes ranged from 5.1 to 5.4, with an average of 5.3; depths ranged from 31.0 to 122.5 km, averaging 76.8 km. Activity extended from Wednesday, July 1, 1981 to Sunday, July 19, 1981 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list