M4.2 earthquake 150 km N of Neiafu, Tonga
A magnitude 4.2 earthquake struck 150 km N of Neiafu, Tonga on Tue, Jan 10, 2017, 9:02 AM GMT-12 (21:02 UTC), 107 km (66 mi) below the surface.
A larger quake followed: M5.1 145 km SSW 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
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-01-10 21:02:50 UTC
- Depth
- 106.7 km (66.3 mi), intermediate-depth
- Epicenter
- 17.299° S, 174.165° 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 7.0 km horizontally, 16.9 km in depth
- Magnitude uncertainty
- ±0.24
- Depth from
- From location
- Station coverage gap
- 74°
- Stations used
- 10
Nearby
Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.7184 km NNW of Neiafu, Tonga · 3546 days ago · 229 km deep · 84 km away
- 5.1145 km SSW of Hihifo, Tonga · 3542 days ago · 110 km deep · 12 km away
- 4.7136 km SSW of Hihifo, Tonga · 3530 days ago · 117 km deep · 19 km away · felt by 1
- 4.394 km SW of Hihifo, Tonga · 3517 days ago · 176 km deep · 83 km away
- 4.3113 km SSW of Hihifo, Tonga · 3516 days ago · 89 km deep · 46 km away
- 4.270 km SW of Hihifo, Tonga · 3516 days ago · 139 km deep · 95 km away
- 4.5131 km NW of Neiafu, Tonga · 3503 days ago · 196 km deep · 79 km away
- 4.2Tonga · 3501 days ago · 107 km deep · 61 km away
- 4.2180 km NW of Neiafu, Tonga · 3498 days ago · 289 km deep · 91 km away
- 4.7121 km N of Neiafu, Tonga · 3495 days ago · 57 km deep · 30 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007vkk. Read Fri, Oct 2, 2026, 5:38 PM UTC.