3
Recorded earthquakes
region
1999
off the west coast of northern Sumatra earthquakes in 1999
Earthquake archive for off the west coast of northern Sumatra in 1999: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.6
Strongest magnitude
4.9
Average magnitude
33.0 km
Average depth
Strongest event
5.6
25 May 1999
off the west coast of northern Sumatra, Unknown
Depth
33.0 km
UTC
16:00:25
Coordinates
3.689, 90.144
Analysis of the recorded activity
During 1999, 3 earthquakes were recorded near off the west coast of northern Sumatra. Magnitudes ranged from 4.5 to 5.6, with an average of 4.9; depths ranged from 33.0 to 33.0 km, averaging 33.0 km. Activity extended from Saturday, April 17, 1999 to Tuesday, November 2, 1999 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.6
33.0 km
off the west coast of northern Sumatra, Unknown
25 May 1999 16:00:25 UTC
4.6
33.0 km
off the west coast of northern Sumatra, Unknown
17 Apr 1999 15:33:07 UTC
4.5
33.0 km
off the west coast of northern Sumatra, Unknown
02 Nov 1999 15:10:44 UTC