M4.4 earthquake 202 km E of Neiafu, Tonga
A magnitude 4.4 earthquake struck 202 km E of Neiafu, Tonga on Wed, Jan 1, 2020, 11:49 AM GMT-11 (22:49 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.7 117 km ESE 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
- 4.4 (mb), light
- Local time
- UTC
- 2020-01-01 22:49:47 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 18.507° S, 172.071° 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, 2.0 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- Operator assigned
- Station coverage gap
- 103°
- Stations used
- 13
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 5.0199 km E of Neiafu, Tonga · 2464 days ago · 10 km deep · 35 km away
- 4.6207 km ENE of Neiafu, Tonga · 2461 days ago · 10 km deep · 47 km away
- 4.5170 km ENE of Neiafu, Tonga · 2446 days ago · 10 km deep · 83 km away
- 4.8134 km ESE of Neiafu, Tonga · 2435 days ago · 10 km deep · 84 km away
- 5.7117 km ESE of Neiafu, Tonga · 2407 days ago · 10 km deep · 98 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us700070tk. Read Wed, Sep 30, 2026, 8:44 PM UTC.