M5.4 earthquake 88 km ESE of Hihifo, Tonga
A magnitude 5.4 earthquake struck 88 km ESE of Hihifo, Tonga on Sun, Nov 29, 1987, 2:28 PM GMT-11 (01:28 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.6 80 km NE of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mw), moderate
- Local time
- UTC
- 1987-11-30 01:28:19 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 16.290° S, 173.042° W
- Region
- Tonga
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 6 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.8123 km ESE of Hihifo, Tonga · 14185 days ago · 33 km deep · 39 km away
- 5.5145 km ESE of Hihifo, Tonga · 14178 days ago · 33 km deep · 58 km away
- 5.680 km NE of Hihifo, Tonga · 14174 days ago · 33 km deep · 90 km away
- 5.4163 km SE of Hihifo, Tonga · 14160 days ago · 26 km deep · 79 km away
- 5.078 km SE of Hihifo, Tonga · 14151 days ago · 33 km deep · 34 km away
- 4.483 km SE of Hihifo, Tonga · 14151 days ago · 33 km deep · 38 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003ape (also filed as gcmtb113087b, gcmt19871130012819, iscgem454240). Read Wed, Sep 30, 2026, 7:14 PM UTC.