M4.6 earthquake 73 km ESE of Hihifo, Tonga
A magnitude 4.6 earthquake struck 73 km ESE of Hihifo, Tonga on Tue, Dec 11, 2018, 7:54 AM GMT+14 (17:54 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.3 79 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), light
- Local time
- UTC
- 2018-12-10 17:54:40 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 16.192° S, 173.155° 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 5.4 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- Operator assigned
- Station coverage gap
- 118°
- Stations used
- 14
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 5 in the 30 days before it.
After
- 4.292 km S of Hihifo, Tonga · 2835 days ago · 156 km deep · 99 km away
- 4.881 km ESE of Hihifo, Tonga · 2812 days ago · 35 km deep · 9 km away
- 4.625 km NNW of Hihifo, Tonga · 2810 days ago · 47 km deep · 94 km away
- 4.596 km SSE of Hihifo, Tonga · 2804 days ago · 72 km deep · 62 km away
- 4.977 km E of Hihifo, Tonga · 2804 days ago · 10 km deep · 16 km away
- 4.934 km NE of Hihifo, Tonga · 2803 days ago · 35 km deep · 73 km away
- 5.059 km NNE of Hihifo, Tonga · 2803 days ago · 93 km deep · 94 km away
- 5.379 km SSE of Hihifo, Tonga · 2796 days ago · 35 km deep · 67 km away
- 4.699 km E of Hihifo, Tonga · 2791 days ago · 13 km deep · 33 km away
Before
- 5.375 km SSE of Hihifo, Tonga · 2852 days ago · 20 km deep · 61 km away
- 4.7100 km SSE of Hihifo, Tonga · 2857 days ago · 35 km deep · 63 km away
- 4.916 km NE of Hihifo, Tonga · 2857 days ago · 46 km deep · 67 km away
- 4.7110 km ESE of Hihifo, Tonga · 2868 days ago · 10 km deep · 38 km away
- 4.539 km NNE of Hihifo, Tonga · 2878 days ago · 51 km deep · 82 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000is5h. Read Mon, Sep 28, 2026, 3:38 PM UTC.