M4.9 earthquake 207 km ESE of Hihifo, Tonga
A magnitude 4.9 earthquake struck 207 km ESE of Hihifo, Tonga on Wed, Oct 31, 2018, 11:26 AM GMT+14 (21:26 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-10-30 21:26:34 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 16.577° S, 171.966° 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 5.7 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 60°
- Stations used
- 67
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 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 us2000i7kq. Read Sat, Oct 3, 2026, 1:42 PM UTC.