3
Recorded earthquakes
region
February 1981
Rat Islands, Aleutian Islands earthquakes in February 1981
Earthquake archive for Rat Islands, Aleutian Islands in February 1981: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.4
Strongest magnitude
4.9
Average magnitude
88.9 km
Average depth
Strongest event
5.4
04 Feb 1981
Analysis of the recorded activity
During February 1981, 3 earthquakes were recorded near Rat Islands, Aleutian Islands. Magnitudes ranged from 4.3 to 5.4, with an average of 4.9; depths ranged from 33.0 to 137.1 km, averaging 88.9 km. Activity extended from Wednesday, February 4, 1981 to Friday, February 20, 1981 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list