M4.7 earthquake 64 km SE of Port-Vila, Vanuatu
A magnitude 4.7 earthquake struck 64 km SE of Port-Vila, Vanuatu on Sat, Oct 27, 1973, 6:44 PM GMT+11 (07:44 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.3 86 km ESE of Port-Vila, Vanuatu. 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
- 1973-10-27 07:44:27 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 18.082° S, 168.805° 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.
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 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 usp00003yb. Read Tue, Sep 22, 2026, 12:19 PM UTC.