M5.1 earthquake 54 km E of Lakatoro, Vanuatu
A magnitude 5.1 earthquake struck 54 km E of Lakatoro, Vanuatu on Tue, Aug 23, 1983, 10:00 AM GMT+11 (23:00 UTC), 184 km (115 mi) below the surface.
A larger quake followed: M5.2 36 km ESE of Luganville, Vanuatu. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1983-08-22 23:00:42 UTC
- Depth
- 184.3 km (114.5 mi), intermediate-depth
- Epicenter
- 16.165° S, 167.925° E
- Region
- Vanuatu
- 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.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayVanuatu earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001xvf. Read Sat, Oct 3, 2026, 9:31 AM UTC.