M4.6 earthquake 78 km WNW of Hihifo, Tonga
A magnitude 4.6 earthquake struck 78 km WNW of Hihifo, Tonga on Tue, Jan 28, 2020, 6:44 AM GMT+14 (16:44 UTC), 129 km (80 mi) below the surface.
A larger quake followed: M4.9 17 km SSE 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-01-27 16:44:22 UTC
- Depth
- 129.3 km (80.4 mi), intermediate-depth
- Epicenter
- 15.678° S, 174.470° 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 7.5 km horizontally, 9.7 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 145°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 9 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.2Tonga · 2438 days ago · 262 km deep · 73 km away
- 4.657 km NNW of Hihifo, Tonga · 2427 days ago · 49 km deep · 55 km away
- 4.481 km N of Hihifo, Tonga · 2422 days ago · 59 km deep · 97 km away
- 4.683 km NNW of Hihifo, Tonga · 2420 days ago · 91 km deep · 73 km away
- 4.589 km N of Hihifo, Tonga · 2420 days ago · 107 km deep · 82 km away
- 4.3110 km WSW of Hihifo, Tonga · 2403 days ago · 269 km deep · 74 km away
- 4.58 km SW of Hihifo, Tonga · 2402 days ago · 112 km deep · 76 km away
- 4.861 km SSW of Hihifo, Tonga · 2389 days ago · 68 km deep · 94 km away
- 4.917 km SSE of Hihifo, Tonga · 2385 days ago · 49 km deep · 92 km away
Before
- 4.4125 km W of Hihifo, Tonga · 2442 days ago · 296 km deep · 64 km away
- 4.4101 km WNW of Hihifo, Tonga · 2444 days ago · 166 km deep · 25 km away
- 4.536 km WNW of Hihifo, Tonga · 2448 days ago · 108 km deep · 42 km away
- 4.1115 km W of Hihifo, Tonga · 2453 days ago · 295 km deep · 64 km away
- 4.728 km NW of Hihifo, Tonga · 2461 days ago · 116 km deep · 51 km away
- 4.2Tonga · 2462 days ago · 260 km deep · 98 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70007k1x. Read Fri, Oct 2, 2026, 1:38 PM UTC.