M4.7 earthquake 102 km SW of Hihifo, Tonga
A magnitude 4.7 earthquake struck 102 km SW of Hihifo, Tonga on Mon, Mar 26, 2018, 9:39 AM GMT-12 (21:39 UTC), 171 km (106 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-03-26 21:39:07 UTC
- Depth
- 170.9 km (106.2 mi), intermediate-depth
- Epicenter
- 16.636° S, 174.440° 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 9.4 km horizontally, 7.3 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 66°
- Stations used
- 103
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.5102 km SSE of Hihifo, Tonga · 3108 days ago · 10 km deep · 99 km away
- 4.6161 km NNW of Neiafu, Tonga · 3096 days ago · 10 km deep · 71 km away
- 4.4117 km WSW of Hihifo, Tonga · 3087 days ago · 275 km deep · 59 km away
- 4.544 km S of Hihifo, Tonga · 3073 days ago · 140 km deep · 72 km away
- 4.3137 km SSW of Hihifo, Tonga · 3064 days ago · 134 km deep · 41 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000d9c6. Read Fri, Oct 2, 2026, 10:11 AM UTC.