M4.7 earthquake 100 km NNE of Hihifo, Tonga
A magnitude 4.7 earthquake struck 100 km NNE of Hihifo, Tonga on Fri, Nov 2, 2018, 11:52 AM GMT+14 (21:52 UTC), 19 km (12 mi) below the surface.
A larger quake followed: M5.1 89 km NNE 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
- 4.7 (mb), light
- Local time
- UTC
- 2018-11-01 21:52:44 UTC
- Depth
- 19.2 km (12.0 mi), shallow
- Epicenter
- 15.115° S, 173.428° 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 10.0 km horizontally, 5.6 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 115°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 10 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.9130 km NE of Hihifo, Tonga · 2886 days ago · 10 km deep · 61 km away
- 5.092 km NE of Hihifo, Tonga · 2884 days ago · 10 km deep · 22 km away
- 4.539 km NNE of Hihifo, Tonga · 2880 days ago · 51 km deep · 62 km away
- 5.189 km NNE of Hihifo, Tonga · 2872 days ago · 10 km deep · 14 km away
- 4.3141 km SSW of Gataivai, Samoa · 2869 days ago · 10 km deep · 47 km away
- 4.916 km NE of Hihifo, Tonga · 2860 days ago · 46 km deep · 87 km away
- 4.795 km N of Hihifo, Tonga · 2859 days ago · 10 km deep · 45 km away
- 4.6Tonga · 2857 days ago · 10 km deep · 34 km away
- 4.7119 km NE of Hihifo, Tonga · 2854 days ago · 10 km deep · 40 km away
- 4.5106 km NNE of Hihifo, Tonga · 2838 days ago · 36 km deep · 6 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000hp8c. Read Thu, Oct 1, 2026, 1:27 AM UTC.