M4.5 earthquake 223 km W of Haveluloto, Tonga
A magnitude 4.5 earthquake struck 223 km W of Haveluloto, Tonga on Sun, Aug 15, 2021, 2:21 AM GMT+13 (13:21 UTC), 385 km (239 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 2021-08-14 13:21:24 UTC
- Depth
- 384.8 km (239.1 mi), deep
- Epicenter
- 21.322° S, 177.360° 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 13.6 km horizontally, 12.2 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 149°
- Stations used
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.2246 km W of Haveluloto, Tonga · 1869 days ago · 518 km deep · 33 km away
- 4.1296 km W of Haveluloto, Tonga · 1866 days ago · 470 km deep · 76 km away
- 4.1205 km WNW of Haveluloto, Tonga · 1845 days ago · 314 km deep · 66 km away
- 4.4258 km WNW of Haveluloto, Tonga · 1831 days ago · 527 km deep · 91 km away
- 4.3Fiji region · 1831 days ago · 555 km deep · 93 km away
- 4.1Fiji region · 1814 days ago · 419 km deep · 84 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000f668. Read Mon, Sep 28, 2026, 9:59 PM UTC.