3
Recorded earthquakes
region
February 1991
Bonin Islands earthquakes in February 1991
Earthquake archive for Bonin Islands in February 1991: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.9
Strongest magnitude
4.8
Average magnitude
276.9 km
Average depth
Strongest event
4.9
26 Feb 1991
Bonin Islands, Japan region
Depth
499.0 km
UTC
11:03:08
Coordinates
27.268, 140.093
Analysis of the recorded activity
During February 1991, 3 earthquakes were recorded near Bonin Islands. Magnitudes ranged from 4.6 to 4.9, with an average of 4.8; depths ranged from 33.0 to 499.0 km, averaging 276.9 km. Activity extended from Friday, February 1, 1991 to Thursday, February 28, 1991 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.9
499.0 km
Bonin Islands, Japan region
26 Feb 1991 11:03:08 UTC
4.8
298.7 km
Bonin Islands, Japan region
01 Feb 1991 01:55:07 UTC
4.6
33.0 km
Bonin Islands, Japan region
28 Feb 1991 13:00:44 UTC