M6.5 earthquake 89 km NE of Hihifo, Tonga
A magnitude 6.5 earthquake struck 89 km NE of Hihifo, Tonga on Sun, Mar 21, 1965, 3:44 PM GMT-11 (02:44 UTC), 32 km (20 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.5 (mw), strong
- Local time
- UTC
- 1965-03-22 02:44:48 UTC
- Depth
- 32.2 km (20.0 mi), shallow
- Epicenter
- 15.321° S, 173.276° 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
- ±0.40
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.5 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 iscgem858772. Read Mon, Sep 28, 2026, 1:24 PM UTC.