M4.4 earthquake 62 km N of Hihifo, Tonga
A magnitude 4.4 earthquake struck 62 km N of Hihifo, Tonga on Tue, Aug 16, 2016, 11:47 PM GMT+13 (10:47 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 41 km W 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-08-16 10:47:09 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.391° S, 173.876° 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 12.4 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- Operator assigned
- Station coverage gap
- 157°
- Stations used
- 11
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 3 in the 30 days before it.
After
- 4.432 km WSW of Hihifo, Tonga · 3682 days ago · 116 km deep · 78 km away
- 4.5121 km NNE of Hihifo, Tonga · 3671 days ago · 19 km deep · 67 km away
- 5.241 km W of Hihifo, Tonga · 3659 days ago · 126 km deep · 77 km away
- 4.298 km NNE of Hihifo, Tonga · 3656 days ago · 10 km deep · 60 km away
- 4.1106 km NNE of Hihifo, Tonga · 3649 days ago · 32 km deep · 63 km away
- 5.0118 km NNW of Hihifo, Tonga · 3647 days ago · 10 km deep · 64 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10006f56. Read Sun, Oct 4, 2026, 2:11 AM UTC.