region December 1977

Bonin Islands earthquakes in December 1977

Earthquake archive for Bonin Islands in December 1977: 2 recorded events with dates, magnitudes, depths and epicenter details.

All periods

Overview

Period at a glance

Recorded earthquakes

5.2

Strongest magnitude

5.0

Average magnitude

476.5 km

Average depth

Strongest event

5.2

29 Dec 1977

Bonin Islands, Japan region

Depth

529.0 km

UTC

19:45:27

Coordinates

28.529, 138.367

Open

Analysis of the recorded activity

During December 1977, 2 earthquakes were recorded near Bonin Islands. Magnitudes ranged from 4.8 to 5.2, with an average of 5.0; depths ranged from 424.0 to 529.0 km, averaging 476.5 km. Activity extended from Thursday, December 29, 1977 to Saturday, December 31, 1977 UTC.

Only 2 earthquakes in the current catalogue match this period and location.

Event list

All earthquakes

Mag

Location

Details

5.2 529.0 km

Bonin Islands, Japan region

29 Dec 1977 19:45:27 UTC

Open

4.8 424.0 km

Bonin Islands, Japan region

31 Dec 1977 08:17:25 UTC