M4.4 earthquake 156 km SW of Vaini, Tonga
A magnitude 4.4 earthquake struck 156 km SW of Vaini, Tonga on Wed, Feb 26, 2020, 7:28 AM GMT+13 (18:28 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.5 100 km SW of ‘Ohonua, 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-02-25 18:28:26 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 22.162° S, 176.281° 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 10.3 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- Operator assigned
- Station coverage gap
- 135°
- Stations used
- 13
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.4250 km SW of Haveluloto, Tonga · 2404 days ago · 268 km deep · 98 km away
- 4.8206 km SW of Vaini, Tonga · 2400 days ago · 121 km deep · 65 km away
- 4.6150 km SW of Haveluloto, Tonga · 2397 days ago · 153 km deep · 25 km away
- 4.4154 km SW of Haveluloto, Tonga · 2376 days ago · 104 km deep · 25 km away
- 4.7225 km SSW of Vaini, Tonga · 2373 days ago · 10 km deep · 87 km away
- 4.6142 km SW of Vaini, Tonga · 2355 days ago · 60 km deep · 26 km away
- 5.5100 km SW of ‘Ohonua, Tonga · 2354 days ago · 40 km deep · 81 km away · felt by 5
- 4.5106 km WSW of Haveluloto, Tonga · 2352 days ago · 104 km deep · 70 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600089bd. Read Sat, Oct 3, 2026, 12:00 AM UTC.