M4.7 earthquake 174 km ENE of Neiafu, Tonga
A magnitude 4.7 earthquake struck 174 km ENE of Neiafu, Tonga on Mon, May 4, 2015, 6:18 AM GMT-12 (18:18 UTC), 34 km (21 mi) below the surface.
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
- 2015-05-04 18:18:25 UTC
- Depth
- 34.5 km (21.4 mi), shallow
- Epicenter
- 17.928° S, 172.519° 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 6.7 km horizontally, 5.1 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 74°
- Stations used
- 24
Nearby
Within 100 km, magnitude 1.7 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3124 km E of Neiafu, Tonga · 4151 days ago · 10 km deep · 71 km away
- 4.7158 km ENE of Neiafu, Tonga · 4140 days ago · 10 km deep · 18 km away
- 4.6168 km NNE of Neiafu, Tonga · 4116 days ago · 10 km deep · 92 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20002elt. Read Mon, Oct 5, 2026, 9:19 AM UTC.