M4.8 earthquake 225 km NW of Neiafu, Tonga
A magnitude 4.8 earthquake struck 225 km NW of Neiafu, Tonga on Thu, Feb 8, 2018, 3:21 AM GMT-12 (15:21 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-02-08 15:21:46 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.225° S, 175.511° 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.
- Location uncertainty
- About 10.2 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- Operator assigned
- Station coverage gap
- 186°, poorly surrounded by stations
- Stations used
- 15
Nearby
Within 100 km, magnitude 1.8 and up: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000d4u8. Read Fri, Oct 2, 2026, 11:16 AM UTC.