M4.7 earthquake 143 km NW of Neiafu, Tonga
A magnitude 4.7 earthquake struck 143 km NW of Neiafu, Tonga on Mon, Feb 22, 2021, 12:19 PM GMT+13 (23:19 UTC), 245 km (152 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 2021-02-21 23:19:04 UTC
- Depth
- 245.2 km (152.4 mi), intermediate-depth
- Epicenter
- 17.883° S, 175.081° 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 9.1 km horizontally, 6.8 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 52°
- Stations used
- 59
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.3166 km WNW of Neiafu, Tonga · 2017 days ago · 277 km deep · 28 km away
- 4.658 km NW of Neiafu, Tonga · 2014 days ago · 79 km deep · 86 km away
- 4.3181 km NW of Neiafu, Tonga · 1994 days ago · 282 km deep · 63 km away
- 4.6119 km WNW of Neiafu, Tonga · 1986 days ago · 154 km deep · 51 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000djyj. Read Tue, Sep 29, 2026, 6:43 PM UTC.