3
Recorded earthquakes
region
September 1987
Volcano Islands earthquakes in September 1987
Earthquake archive for Volcano Islands in September 1987: 3 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
4.6
Strongest magnitude
4.4
Average magnitude
73.0 km
Average depth
Strongest event
4.6
06 Sep 1987
Volcano Islands, Japan region
Depth
33.0 km
UTC
09:20:12
Coordinates
23.063, 142.325
Analysis of the recorded activity
During September 1987, 3 earthquakes were recorded near Volcano Islands. Magnitudes ranged from 4.2 to 4.6, with an average of 4.4; depths ranged from 33.0 to 100.9 km, averaging 73.0 km. Activity extended from Sunday, September 6, 1987 to Monday, September 21, 1987 UTC.
Only 3 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
4.6
33.0 km
Volcano Islands, Japan region
06 Sep 1987 09:20:12 UTC
4.4
100.9 km
Volcano Islands, Japan region
21 Sep 1987 03:54:48 UTC
4.2
85.0 km
Volcano Islands, Japan region
09 Sep 1987 18:29:17 UTC