4
Recorded earthquakes
region
September 1999
Apia earthquakes in September 1999
Earthquake archive for Apia in September 1999: 4 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.8
Strongest magnitude
4.6
Average magnitude
33.0 km
Average depth
Strongest event
4.8
13 Sep 1999
Apia, Samoa
Depth
33.0 km
UTC
07:30:10
Coordinates
-15.192, -174.673
Analysis of the recorded activity
During September 1999, 4 earthquakes were recorded near Apia. Magnitudes ranged from 4.4 to 4.8, with an average of 4.6; depths ranged from 33.0 to 33.0 km, averaging 33.0 km. Activity extended from Thursday, September 2, 1999 to Monday, September 13, 1999 UTC.
Only 4 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.8
33.0 km
Apia, Samoa
13 Sep 1999 07:30:10 UTC
4.6
33.0 km
Apia, Samoa
13 Sep 1999 09:16:04 UTC
4.5
33.0 km
Apia, Samoa
02 Sep 1999 20:38:38 UTC
4.4
33.0 km
Apia, Samoa
03 Sep 1999 04:20:05 UTC