M4.4 earthquake 147 km ENE of Hihifo, Tonga
A magnitude 4.4 earthquake struck 147 km ENE of Hihifo, Tonga on Sun, Mar 14, 2021, 5:50 PM GMT+14 (03:50 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.8 85 km NE of Hihifo, 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
- 2021-03-14 03:50:11 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.398° S, 172.546° 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 13.0 km horizontally, 1.7 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- Operator assigned
- Station coverage gap
- 130°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.674 km NNE of Hihifo, Tonga · 2017 days ago · 10 km deep · 94 km away
- 4.5164 km ENE of Hihifo, Tonga · 2000 days ago · 10 km deep · 40 km away
- 4.885 km NE of Hihifo, Tonga · 1992 days ago · 10 km deep · 69 km away
- 4.6Samoa Islands region · 1984 days ago · 10 km deep · 89 km away
- 4.679 km ENE of Hihifo, Tonga · 1969 days ago · 10 km deep · 68 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000dvs7. Read Wed, Sep 30, 2026, 1:03 PM UTC.