M4.5 earthquake 131 km NW of Neiafu, Tonga
A magnitude 4.5 earthquake struck 131 km NW of Neiafu, Tonga on Wed, Mar 1, 2017, 10:07 AM GMT+13 (21:07 UTC), 196 km (122 mi) below the surface.
A larger quake followed: M4.8 58 km WNW 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
- 2017-02-28 21:07:56 UTC
- Depth
- 196.1 km (121.8 mi), intermediate-depth
- Epicenter
- 17.720° S, 174.764° 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 12.5 km horizontally, 8.0 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 90°
- Stations used
- 45
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.2180 km NW of Neiafu, Tonga · 3498 days ago · 289 km deep · 49 km away
- 4.580 km WNW of Neiafu, Tonga · 3498 days ago · 71 km deep · 63 km away
- 4.7121 km N of Neiafu, Tonga · 3495 days ago · 57 km deep · 75 km away
- 4.3149 km NW of Neiafu, Tonga · 3477 days ago · 219 km deep · 21 km away
- 4.858 km WNW of Neiafu, Tonga · 3458 days ago · 87 km deep · 94 km away
- 4.4151 km SSW of Hihifo, Tonga · 3456 days ago · 104 km deep · 74 km away
- 4.4150 km N of Neiafu, Tonga · 3451 days ago · 126 km deep · 78 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us100087qx. Read Fri, Oct 2, 2026, 1:31 PM UTC.