M4.5 earthquake 100 km NE of Neiafu, Tonga
A magnitude 4.5 earthquake struck 100 km NE of Neiafu, Tonga on Thu, Nov 30, 2017, 11:03 AM GMT-12 (23:03 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.6 75 km ENE 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-11-30 23:03:51 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 17.943° S, 173.393° 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 8.4 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- Operator assigned
- Station coverage gap
- 107°
- Stations used
- 14
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4144 km ENE of Neiafu, Tonga · 3215 days ago · 10 km deep · 94 km away
- 4.4138 km NNE of Neiafu, Tonga · 3209 days ago · 10 km deep · 56 km away
- 4.443 km N of Neiafu, Tonga · 3191 days ago · 10 km deep · 69 km away
- 4.675 km ENE of Neiafu, Tonga · 3187 days ago · 10 km deep · 60 km away
- 4.359 km NNE of Neiafu, Tonga · 3180 days ago · 10 km deep · 53 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000c1nj. Read Fri, Oct 2, 2026, 12:20 AM UTC.