5
Recorded earthquakes
region
April 1981
Apia earthquakes in April 1981
Earthquake archive for Apia in April 1981: 5 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.9
Strongest magnitude
4.8
Average magnitude
76.8 km
Average depth
Strongest event
4.9
06 Apr 1981
Apia, Samoa
Depth
33.0 km
UTC
01:03:13
Coordinates
-15.108, -172.421
Analysis of the recorded activity
During April 1981, 5 earthquakes were recorded near Apia. Magnitudes ranged from 4.6 to 4.9, with an average of 4.8; depths ranged from 33.0 to 251.8 km, averaging 76.8 km. Activity extended from Saturday, April 4, 1981 to Saturday, April 18, 1981 UTC.
Only 5 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.9
33.0 km
Apia, Samoa
06 Apr 1981 01:03:13 UTC
4.9
33.0 km
Apia, Samoa
06 Apr 1981 00:46:45 UTC
4.8
33.0 km
Apia, Samoa
06 Apr 1981 00:16:13 UTC
4.6
251.8 km
Apia, Samoa
18 Apr 1981 14:25:25 UTC
4.6
33.0 km
Apia, Samoa
04 Apr 1981 08:44:01 UTC