M4.5 earthquake 117 km SSE of Hihifo, Tonga
A magnitude 4.5 earthquake struck 117 km SSE of Hihifo, Tonga on Sun, Nov 19, 2017, 1:58 PM GMT+14 (23:58 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.1 104 km ESE 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-11-18 23:58:03 UTC
- Depth
- 33.3 km (20.7 mi), shallow
- Epicenter
- 16.979° S, 173.510° 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 10.3 km horizontally, 6.8 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 130°
- Stations used
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.970 km S of Hihifo, Tonga · 3232 days ago · 103 km deep · 59 km away
- 4.4119 km SSW of Hihifo, Tonga · 3227 days ago · 106 km deep · 68 km away
- 4.3116 km SSW of Hihifo, Tonga · 3219 days ago · 110 km deep · 77 km away
- 4.6129 km S of Hihifo, Tonga · 3213 days ago · 90 km deep · 49 km away
- 4.648 km SSE of Hihifo, Tonga · 3212 days ago · 10 km deep · 69 km away
- 4.4138 km NNE of Neiafu, Tonga · 3209 days ago · 10 km deep · 55 km away
- 5.1104 km ESE of Hihifo, Tonga · 3207 days ago · 10 km deep · 100 km away
- 4.2150 km SSW of Hihifo, Tonga · 3206 days ago · 131 km deep · 70 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000br7u. Read Fri, Oct 2, 2026, 4:36 AM UTC.