M6.0 earthquake 114 km NE of Hihifo, Tonga
A magnitude 6.0 earthquake struck 114 km NE of Hihifo, Tonga on Thu, Apr 25, 1968, 10:25 AM GMT-11 (21:25 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M6.2 96 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
- 6.0 (mw), strong
- Local time
- UTC
- 1968-04-25 21:25:34 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.351° S, 172.931° 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.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem824323. Read Tue, Sep 22, 2026, 4:54 PM UTC.