M4.7 earthquake 108 km NNE of Neiafu, Tonga
A magnitude 4.7 earthquake struck 108 km NNE of Neiafu, Tonga on Mon, Jun 9, 1980, 10:07 AM GMT-12 (22:07 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 120 km ENE of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1980-06-09 22:07:10 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.720° S, 173.675° 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
- OPERATOR_ASSIGNED
- Stations used
- 15
Nearby
Within 100 km, magnitude 1.7 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.1148 km N of Neiafu, Tonga · 16898 days ago · 33 km deep · 71 km away
- 5.2120 km ENE of Neiafu, Tonga · 16883 days ago · 33 km deep · 78 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000182s. Read Sun, Oct 4, 2026, 7:44 PM UTC.