2
Recorded earthquakes
region
September 1975
Apia earthquakes in September 1975
Earthquake archive for Apia in September 1975: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.3
Strongest magnitude
4.8
Average magnitude
29.0 km
Average depth
Strongest event
5.3
01 Sep 1975
Analysis of the recorded activity
During September 1975, 2 earthquakes were recorded near Apia. Magnitudes ranged from 4.3 to 5.3, with an average of 4.8; depths ranged from 25.0 to 33.0 km, averaging 29.0 km. Activity extended from Monday, September 1, 1975 to Wednesday, September 17, 1975 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.3
25.0 km
Apia, Samoa
01 Sep 1975 20:38:53 UTC
4.3
33.0 km
Apia, Samoa
17 Sep 1975 19:58:13 UTC