M4.7 earthquake 135 km WSW of Haveluloto, Tonga
A magnitude 4.7 earthquake struck 135 km WSW of Haveluloto, Tonga on Mon, Oct 12, 2020, 7:05 PM GMT+13 (06:05 UTC), 89 km (55 mi) below the surface.
A larger quake followed: M5.2 150 km SW of Vaini, 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
- 2020-10-12 06:05:02 UTC
- Depth
- 88.6 km (55.0 mi), intermediate-depth
- Epicenter
- 21.739° S, 176.355° 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 10.8 km horizontally, 6.5 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 34
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 3 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.9151 km W of Haveluloto, Tonga · 2156 days ago · 248 km deep · 96 km away
- 4.1196 km SW of Haveluloto, Tonga · 2151 days ago · 224 km deep · 67 km away
- 5.2150 km SW of Vaini, Tonga · 2139 days ago · 65 km deep · 52 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000c7qa. Read Sat, Oct 3, 2026, 3:05 PM UTC.