M4.7 earthquake 116 km S of ‘Ohonua, Tonga
A magnitude 4.7 earthquake struck 116 km S of ‘Ohonua, Tonga on Sat, Sep 17, 2016, 10:00 AM GMT+13 (21:00 UTC), 15 km (10 mi) below the surface.
A larger quake followed: M5.1 168 km SSE of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-09-16 21:00:30 UTC
- Depth
- 15.3 km (9.5 mi), shallow
- Epicenter
- 22.388° S, 174.936° 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, 5.2 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 141°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.0207 km S of ‘Ohonua, Tonga · 3651 days ago · 22 km deep · 95 km away
- 5.1168 km SSE of ‘Ohonua, Tonga · 3645 days ago · 10 km deep · 59 km away
- 4.7160 km SSE of ‘Ohonua, Tonga · 3640 days ago · 10 km deep · 75 km away
- 4.5203 km S of ‘Ohonua, Tonga · 3639 days ago · 35 km deep · 90 km away
- 4.7Tonga region · 3619 days ago · 35 km deep · 88 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10006s15. Read Sat, Oct 3, 2026, 1:45 AM UTC.