3
Recorded earthquakes
region
1991
Southwest Indian Ridge earthquakes in 1991
Earthquake archive for Southwest Indian Ridge in 1991: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.1
Strongest magnitude
4.9
Average magnitude
10.0 km
Average depth
Strongest event
5.1
10 Oct 1991
Analysis of the recorded activity
During 1991, 3 earthquakes were recorded near Southwest Indian Ridge. Magnitudes ranged from 4.7 to 5.1, with an average of 4.9; depths ranged from 10.0 to 10.0 km, averaging 10.0 km. Activity extended from Thursday, February 21, 1991 to Thursday, October 10, 1991 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.1
10.0 km
Southwest Indian Ridge, Unknown
10 Oct 1991 07:04:02 UTC
4.8
10.0 km
Southwest Indian Ridge, Unknown
24 Aug 1991 18:19:52 UTC
4.7
10.0 km
Southwest Indian Ridge, Unknown
21 Feb 1991 21:11:40 UTC