M4.7 earthquake 104 km WSW of Pangai, Tonga
A magnitude 4.7 earthquake struck 104 km WSW of Pangai, Tonga on Sat, May 17, 2008, 11:04 PM GMT+13 (10:04 UTC), 111 km (69 mi) below the surface.
A larger quake followed: M4.8 27 km N of Nuku‘alofa, 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
- 2008-05-17 10:04:06 UTC
- Depth
- 110.7 km (68.8 mi), intermediate-depth
- Epicenter
- 20.187° S, 175.268° 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 usp000g72d. 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.
- Station coverage gap
- 156°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.827 km N of Nuku‘alofa, Tonga · 6691 days ago · 35 km deep · 79 km away
- 4.4112 km W of Pangai, Tonga · 6690 days ago · 118 km deep · 37 km away
- 4.795 km NW of Haveluloto, Tonga · 6659 days ago · 182 km deep · 87 km away
- 4.2166 km W of Pangai, Tonga · 6655 days ago · 181 km deep · 87 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000g72d. Read Sun, Oct 4, 2026, 7:59 PM UTC.