2
Recorded earthquakes
region
September 1973
Apia earthquakes in September 1973
Earthquake archive for Apia in September 1973: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.1
Strongest magnitude
4.8
Average magnitude
21.5 km
Average depth
Strongest event
5.1
22 Sep 1973
Analysis of the recorded activity
During September 1973, 2 earthquakes were recorded near Apia. Magnitudes ranged from 4.5 to 5.1, with an average of 4.8; depths ranged from 10.0 to 33.0 km, averaging 21.5 km. Activity extended from Saturday, September 15, 1973 to Saturday, September 22, 1973 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.1
10.0 km
Apia, Samoa
22 Sep 1973 17:35:47 UTC
4.5
33.0 km
Apia, Samoa
15 Sep 1973 16:59:35 UTC