M4.7 earthquake 133 km N of Isangel, Vanuatu
A magnitude 4.7 earthquake struck 133 km N of Isangel, Vanuatu on Thu, Apr 19, 1973, 10:26 PM GMT+11 (11:26 UTC), 301 km (187 mi) below the surface.
A larger quake followed: M5.7 56 km NE of Isangel, 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
- 1973-04-19 11:26:36 UTC
- Depth
- 301.0 km (187.0 mi), deep
- Epicenter
- 18.341° S, 169.434° 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
- Stations used
- 50
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 usp00001f7. Read Tue, Sep 22, 2026, 7:13 AM UTC.