M4.3 earthquake 267 km W of Haveluloto, Tonga
A magnitude 4.3 earthquake struck 267 km W of Haveluloto, Tonga on Fri, Jul 6, 2018, 5:19 PM GMT+13 (04:19 UTC), 371 km (230 mi) below the surface.
A larger quake followed: M4.7 214 km W of Haveluloto, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 2018-07-06 04:19:41 UTC
- Depth
- 370.6 km (230.3 mi), deep
- Epicenter
- 21.609° S, 177.745° 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 13.7 km horizontally, 4.0 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 100°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.7214 km W of Haveluloto, Tonga · 3000 days ago · 322 km deep · 100 km away
- 4.5249 km W of Haveluloto, Tonga · 2969 days ago · 410 km deep · 63 km away
- 4.2Fiji region · 2969 days ago · 639 km deep · 79 km away
- 4.4Fiji region · 2968 days ago · 400 km deep · 42 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000g2ys. Read Wed, Sep 30, 2026, 5:47 AM UTC.