2
Recorded earthquakes
region
April 1991
Port Blair earthquakes in April 1991
Earthquake archive for Port Blair in April 1991: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.7
Strongest magnitude
4.4
Average magnitude
33.0 km
Average depth
Strongest event
4.7
11 Apr 1991
Port Blair, India
Depth
33.0 km
UTC
08:50:03
Coordinates
11.809, 92.578
Analysis of the recorded activity
During April 1991, 2 earthquakes were recorded near Port Blair. Magnitudes ranged from 4.2 to 4.7, with an average of 4.5; depths ranged from 33.0 to 33.0 km, averaging 33.0 km. Activity extended from Thursday, April 11, 1991 to Monday, April 22, 1991 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.7
33.0 km
Port Blair, India
11 Apr 1991 08:50:03 UTC
4.2
33.0 km
Port Blair, India
22 Apr 1991 11:11:59 UTC