M4.8 earthquake 82 km ENE of Port-Olry, Vanuatu
A magnitude 4.8 earthquake struck 82 km ENE of Port-Olry, Vanuatu on Mon, Aug 1, 1977, 9:10 AM GMT+11 (22:10 UTC), 18 km (11 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1977-07-31 22:10:49 UTC
- Depth
- 18.0 km (11.2 mi), shallow
- Epicenter
- 14.896° S, 167.824° 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
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.257 km SW of Sola, Vanuatu · 17937 days ago · 83 km deep · 100 km away
- 4.686 km NE of Norsup, Vanuatu · 17896 days ago · 181 km deep · 80 km away
Before
Earthquakes todayVanuatu earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000py1. Read Tue, Sep 22, 2026, 9:41 AM UTC.