M4.6 earthquake 69 km ENE of Neiafu, Tonga
A magnitude 4.6 earthquake struck 69 km ENE of Neiafu, Tonga on Thu, Nov 27, 1975, 11:44 PM GMT+13 (10:44 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.0 86 km NNE 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1975-11-27 10:44:05 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 18.503° S, 173.346° 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
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 6 in the 30 days before it.
After
- 5.086 km NNE of Neiafu, Tonga · 18551 days ago · 34 km deep · 68 km away
- 4.8124 km NE of Neiafu, Tonga · 18528 days ago · 33 km deep · 80 km away
Before
- 4.1141 km NE of Neiafu, Tonga · 18574 days ago · 33 km deep · 91 km away
- 5.2130 km ESE of Neiafu, Tonga · 18575 days ago · 33 km deep · 79 km away
- 5.2140 km ESE of Neiafu, Tonga · 18576 days ago · 33 km deep · 86 km away
- 5.2135 km E of Neiafu, Tonga · 18586 days ago · 33 km deep · 66 km away
- 4.7Tonga region · 18586 days ago · 33 km deep · 85 km away
- 4.4161 km E of Neiafu, Tonga · 18586 days ago · 33 km deep · 96 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000dra. Read Fri, Oct 2, 2026, 3:17 PM UTC.