2
Recorded earthquakes
region
August 1981
Apia earthquakes in August 1981
Earthquake archive for Apia in August 1981: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.4
Strongest magnitude
5.0
Average magnitude
112.0 km
Average depth
Strongest event
5.4
13 Aug 1981
Analysis of the recorded activity
During August 1981, 2 earthquakes were recorded near Apia. Magnitudes ranged from 4.6 to 5.4, with an average of 5.0; depths ranged from 33.0 to 191.0 km, averaging 112.0 km. Activity extended from Thursday, August 13, 1981 to Friday, August 21, 1981 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.4
191.0 km
Apia, Samoa
13 Aug 1981 02:57:04 UTC
4.6
33.0 km
Apia, Samoa
21 Aug 1981 01:46:55 UTC