M5.1 earthquake 126 km ENE of Hihifo, Tonga
A magnitude 5.1 earthquake struck 126 km ENE of Hihifo, Tonga on Wed, Mar 11, 1987, 2:57 PM GMT-11 (01:57 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.4 132 km ESE 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
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-03-12 01:57:44 UTC
- Depth
- 33.4 km (20.8 mi), shallow
- Epicenter
- 15.659° S, 172.659° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 6 in the 60 days after this one and 3 in the 30 days before it.
After
- 5.4132 km ESE of Hihifo, Tonga · 14445 days ago · 33 km deep · 75 km away
- 4.9119 km ENE of Hihifo, Tonga · 14443 days ago · 33 km deep · 31 km away
- 4.7150 km ENE of Hihifo, Tonga · 14430 days ago · 33 km deep · 40 km away
- 4.6119 km SSW of Lotofag?, Samoa · 14418 days ago · 33 km deep · 88 km away
- 4.8129 km NE of Hihifo, Tonga · 14404 days ago · 33 km deep · 79 km away
- 5.378 km NNE of Hihifo, Tonga · 14399 days ago · 33 km deep · 89 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000337g. Read Thu, Oct 1, 2026, 8:37 PM UTC.