M4.5 earthquake 80 km WNW of Neiafu, Tonga
A magnitude 4.5 earthquake struck 80 km WNW of Neiafu, Tonga on Mon, Mar 6, 2017, 12:31 PM GMT+13 (23:31 UTC), 71 km (44 mi) below the surface.
A larger quake followed: M4.8 72 km WSW 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
- 2017-03-05 23:31:52 UTC
- Depth
- 71.0 km (44.1 mi), intermediate-depth
- Epicenter
- 18.271° S, 174.636° 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 15.3 km horizontally, 14.3 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 191°, poorly surrounded by stations
- Stations used
- 30
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 2 in the 30 days before it.
After
- 4.7121 km N of Neiafu, Tonga · 3495 days ago · 57 km deep · 99 km away
- 4.3149 km NW of Neiafu, Tonga · 3477 days ago · 219 km deep · 83 km away
- 4.6140 km W of Neiafu, Tonga · 3468 days ago · 220 km deep · 85 km away
- 4.872 km WSW of Neiafu, Tonga · 3465 days ago · 180 km deep · 58 km away
- 4.858 km WNW of Neiafu, Tonga · 3458 days ago · 87 km deep · 32 km away
- 4.4145 km NW of Neiafu, Tonga · 3441 days ago · 244 km deep · 69 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us100088pc. Read Fri, Oct 2, 2026, 1:30 PM UTC.