M4.4 earthquake 133 km SSE of Hihifo, Tonga
A magnitude 4.4 earthquake struck 133 km SSE of Hihifo, Tonga on Sun, Aug 18, 2024, 9:35 PM GMT+13 (08:35 UTC), 49 km (30 mi) below the surface.
A larger quake followed: M5.2 136 km NNE 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2024-08-18 08:35:46 UTC
- Depth
- 48.9 km (30.4 mi), shallow
- Epicenter
- 16.980° S, 173.140° 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 9.7 km horizontally, 9.5 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- From location
- Station coverage gap
- 148°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.343 km SSE of Hihifo, Tonga · 773 days ago · 73 km deep · 91 km away
- 4.0138 km S of Hihifo, Tonga · 767 days ago · 103 km deep · 94 km away
- 4.497 km SE of Hihifo, Tonga · 759 days ago · 10 km deep · 41 km away
- 4.4124 km ESE of Hihifo, Tonga · 756 days ago · 10 km deep · 64 km away
- 5.1138 km NE of Neiafu, Tonga · 744 days ago · 10 km deep · 85 km away
- 4.760 km SSE of Hihifo, Tonga · 733 days ago · 71 km deep · 77 km away
- 5.2136 km NNE of Neiafu, Tonga · 729 days ago · 35 km deep · 70 km away · felt by 2
- 4.583 km SSE of Hihifo, Tonga · 722 days ago · 57 km deep · 54 km away
- 4.5161 km ESE of Hihifo, Tonga · 722 days ago · 10 km deep · 74 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000nd3v. Read Sun, Oct 4, 2026, 8:34 PM UTC.