M4.1 earthquake 97 km WNW of Hihifo, Tonga
A magnitude 4.1 earthquake struck 97 km WNW of Hihifo, Tonga on Fri, Jan 15, 2021, 7:59 AM GMT+14 (17:59 UTC), 253 km (157 mi) below the surface.
A larger quake followed: M4.5 26 km WNW 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
- 4.1 (mb), light
- Local time
- UTC
- 2021-01-14 17:59:21 UTC
- Depth
- 252.7 km (157.0 mi), intermediate-depth
- Epicenter
- 15.774° S, 174.685° 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 11.3 km horizontally, 8.3 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 76°
- Stations used
- 19
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
- 4.450 km N of Hihifo, Tonga · 2082 days ago · 62 km deep · 94 km away
- 4.526 km WNW of Hihifo, Tonga · 2080 days ago · 159 km deep · 73 km away
- 4.581 km SW of Hihifo, Tonga · 2072 days ago · 74 km deep · 87 km away
- 4.570 km W of Hihifo, Tonga · 2072 days ago · 10 km deep · 29 km away
- 4.3119 km W of Hihifo, Tonga · 2051 days ago · 290 km deep · 34 km away
- 4.4109 km W of Hihifo, Tonga · 2029 days ago · 132 km deep · 30 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000d2ea. Read Wed, Sep 30, 2026, 3:31 PM UTC.