M5.0 earthquake 166 km SSE of Isangel, Vanuatu
A magnitude 5.0 earthquake struck 166 km SSE of Isangel, Vanuatu on Fri, Jul 15, 1977, 1:07 PM GMT+11 (02:07 UTC), 121 km (75 mi) below the surface.
A larger quake followed: M5.5 111 km SSE 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
- 5.0 (mb), moderate
- Local time
- UTC
- 1977-07-15 02:07:40 UTC
- Depth
- 121.0 km (75.2 mi), intermediate-depth
- Epicenter
- 20.948° S, 169.845° 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
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 3 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 usp0000pr2. Read Tue, Sep 22, 2026, 3:25 PM UTC.