M5.6 earthquake Vanuatu region
A magnitude 5.6 earthquake struck in the Vanuatu region on Mon, Apr 4, 1983, 2:15 PM GMT+11 (03:15 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.7 Vanuatu region. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.6 (mb), moderate
- Local time
- UTC
- 1983-04-04 03:15:35 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 14.343° S, 171.481° 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
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 2.5 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayVanuatu earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001u5u. Read Tue, Sep 22, 2026, 9:43 PM UTC.