M5.1 earthquake 60 km ENE of Hihifo, Tonga
A magnitude 5.1 earthquake struck 60 km ENE of Hihifo, Tonga on Wed, Nov 5, 1986, 9:46 AM GMT-11 (20:46 UTC), 165 km (102 mi) below the surface.
A larger quake followed: M5.7 35 km SSW 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), moderate
- Local time
- UTC
- 1986-11-05 20:46:02 UTC
- Depth
- 164.7 km (102.3 mi), intermediate-depth
- Epicenter
- 15.788° S, 173.258° 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: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.049 km NNW of Hihifo, Tonga · 14563 days ago · 105 km deep · 84 km away
- 5.735 km SSW of Hihifo, Tonga · 14542 days ago · 106 km deep · 88 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002zqe. Read Tue, Sep 22, 2026, 10:03 AM UTC.