2
Recorded earthquakes
region
August 1977
Bonin Islands earthquakes in August 1977
Earthquake archive for Bonin Islands in August 1977: 2 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.0
Strongest magnitude
4.8
Average magnitude
228.5 km
Average depth
Strongest event
5.0
02 Aug 1977
Analysis of the recorded activity
During August 1977, 2 earthquakes were recorded near Bonin Islands. Magnitudes ranged from 4.7 to 5.0, with an average of 4.9; depths ranged from 33.0 to 424.0 km, averaging 228.5 km. Activity extended from Tuesday, August 2, 1977 to Wednesday, August 17, 1977 UTC.
Only 2 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.0
33.0 km
Bonin Islands, Japan region
02 Aug 1977 19:54:00 UTC
4.7
424.0 km
Bonin Islands, Japan region
17 Aug 1977 13:08:05 UTC