M5.1 earthquake 198 km WNW of Hihifo, Tonga
A magnitude 5.1 earthquake struck 198 km WNW of Hihifo, Tonga on Wed, Oct 14, 1987, 6:07 PM GMT-12 (06:07 UTC), 323 km (200 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-10-15 06:07:34 UTC
- Depth
- 322.5 km (200.4 mi), deep
- Epicenter
- 15.169° S, 175.463° 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
- FROM_LOCATION
Nearby
Within 100 km, magnitude 2.1 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000399f. Read Thu, Oct 1, 2026, 5:34 AM UTC.