M4.6 earthquake 175 km ENE of Neiafu, Tonga
A magnitude 4.6 earthquake struck 175 km ENE of Neiafu, Tonga on Wed, Oct 5, 2016, 10:56 PM GMT-12 (10:56 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 225 km SE 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-10-06 10:56:46 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.840° S, 172.555° 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 5.8 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 82°
- Stations used
- 28
Nearby
Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.2225 km SE of Hihifo, Tonga · 3642 days ago · 10 km deep · 70 km away
- 4.8115 km E of Neiafu, Tonga · 3622 days ago · 35 km deep · 96 km away
- 4.6190 km SE of Hihifo, Tonga · 3621 days ago · 20 km deep · 85 km away
- 4.8171 km NE of Neiafu, Tonga · 3599 days ago · 10 km deep · 12 km away
- 4.8168 km SE of Hihifo, Tonga · 3592 days ago · 58 km deep · 81 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20007dub. Read Sat, Oct 3, 2026, 1:59 PM UTC.