M4.7 earthquake 134 km NNE of Neiafu, Tonga
A magnitude 4.7 earthquake struck 134 km NNE of Neiafu, Tonga on Sun, May 18, 2008, 6:10 AM GMT-12 (18:10 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.9 79 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
- 2008-05-18 18:10:29 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 17.640° S, 173.282° W
- Region
- Tonga
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
no people dead or missing; no people injured; no buildings damaged or destroyed
From the USGS event page for usp000g769. U.S. Geological Survey text and figures are in the public domain.
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
- Station coverage gap
- 145°
- Stations used
- 29
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.8112 km ENE of Neiafu, Tonga · 6698 days ago · 33 km deep · 77 km away
- 4.3114 km S of Hihifo, Tonga · 6672 days ago · 35 km deep · 83 km away
- 4.4143 km S of Hihifo, Tonga · 6667 days ago · 10 km deep · 77 km away
- 4.445 km NE of Neiafu, Tonga · 6657 days ago · 48 km deep · 89 km away
- 4.979 km ENE of Neiafu, Tonga · 6652 days ago · 22 km deep · 85 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000g769. Read Fri, Oct 2, 2026, 11:28 PM UTC.