M4.9 earthquake 49 km SSE of Neiafu, Tonga
A magnitude 4.9 earthquake struck 49 km SSE of Neiafu, Tonga on Sun, Aug 3, 2008, 11:41 PM GMT+13 (10:41 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.0 76 km WSW 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2008-08-03 10:41:49 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 19.042° S, 173.753° 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 usp000gdrn. 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
- 148°
- Stations used
- 26
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.985 km ENE of Neiafu, Tonga · 6635 days ago · 11 km deep · 98 km away
- 5.076 km WSW of Neiafu, Tonga · 6628 days ago · 120 km deep · 100 km away
- 4.838 km ESE of Neiafu, Tonga · 6599 days ago · 66 km deep · 32 km away
- 4.549 km SW of Neiafu, Tonga · 6581 days ago · 35 km deep · 63 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000gdrn. Read Sat, Oct 3, 2026, 5:12 AM UTC.