5
Recorded earthquakes
region
1987
south of Tonga earthquakes in 1987
Earthquake archive for south of Tonga in 1987: 5 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.4
Strongest magnitude
5.0
Average magnitude
35.2 km
Average depth
Strongest event
5.4
22 Oct 1987
Analysis of the recorded activity
During 1987, 5 earthquakes were recorded near south of Tonga. Magnitudes ranged from 4.5 to 5.4, with an average of 5.0; depths ranged from 33.0 to 42.3 km, averaging 35.2 km. Activity extended from Monday, January 26, 1987 to Sunday, November 1, 1987 UTC.
Only 5 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.4
34.7 km
south of Tonga, Unknown
22 Oct 1987 12:12:13 UTC
5.2
33.0 km
south of Tonga, Unknown
29 Jun 1987 04:11:27 UTC
5.0
42.3 km
south of Tonga, Unknown
01 Nov 1987 10:01:59 UTC
4.8
33.0 km
south of Tonga, Unknown
10 Sep 1987 20:31:42 UTC
4.5
33.0 km
south of Tonga, Unknown
26 Jan 1987 08:43:54 UTC