M4.8 earthquake 158 km W of Pangai, Tonga
A magnitude 4.8 earthquake struck 158 km W of Pangai, Tonga on Wed, Dec 2, 2020, 10:07 AM GMT+13 (21:07 UTC), 220 km (136 mi) below the surface.
A larger quake followed: M4.9 135 km WNW of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 2020-12-01 21:07:40 UTC
- Depth
- 219.6 km (136.5 mi), intermediate-depth
- Epicenter
- 19.790° S, 175.866° 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 10.1 km horizontally, 5.2 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 40°
- Stations used
- 98
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 3 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.4118 km NNW of Nuku‘alofa, Tonga · 2121 days ago · 163 km deep · 47 km away
- 4.3119 km W of Pangai, Tonga · 2119 days ago · 192 km deep · 42 km away
- 4.9135 km WNW of Pangai, Tonga · 2115 days ago · 180 km deep · 79 km away
Before
- 4.4185 km NW of Nuku‘alofa, Tonga · 2129 days ago · 285 km deep · 38 km away
- 4.9109 km NNW of Nuku‘alofa, Tonga · 2134 days ago · 198 km deep · 55 km away
- 4.7155 km NNW of Nuku‘alofa, Tonga · 2142 days ago · 10 km deep · 26 km away
- 4.6236 km NW of Nuku‘alofa, Tonga · 2142 days ago · 10 km deep · 86 km away
- 4.6170 km NNW of Nuku‘alofa, Tonga · 2148 days ago · 208 km deep · 16 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000cltc (also filed as usauto7000cltc). Read Tue, Sep 29, 2026, 7:26 AM UTC.