M4.9 earthquake 156 km ESE of Pangai, Tonga
A magnitude 4.9 earthquake struck 156 km ESE of Pangai, Tonga on Mon, Jan 13, 2020, 10:33 PM GMT+13 (09:33 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 133 km SE 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
- 2020-01-13 09:33:27 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 20.140° S, 172.899° 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 14.9 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 159°
- 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: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.8140 km E of Pangai, Tonga · 2420 days ago · 10 km deep · 56 km away
- 4.6120 km SE of Neiafu, Tonga · 2418 days ago · 10 km deep · 87 km away
- 4.970 km SE of Pangai, Tonga · 2410 days ago · 10 km deep · 97 km away
- 5.1136 km SE of Neiafu, Tonga · 2408 days ago · 10 km deep · 79 km away
- 4.6127 km SE of Neiafu, Tonga · 2406 days ago · 10 km deep · 88 km away
- 4.1177 km E of Pangai, Tonga · 2397 days ago · 10 km deep · 52 km away
- 5.2133 km SE of Neiafu, Tonga · 2397 days ago · 10 km deep · 90 km away
- 4.5189 km E of Pangai, Tonga · 2396 days ago · 10 km deep · 36 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us60007ev2. Read Sat, Oct 3, 2026, 1:01 PM UTC.