M5.1 earthquake 90 km N of Isangel, Vanuatu
A magnitude 5.1 earthquake struck 90 km N of Isangel, Vanuatu on Thu, Jul 21, 1977, 6:01 PM GMT+11 (07:01 UTC), 233 km (145 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1977-07-21 07:01:21 UTC
- Depth
- 233.0 km (144.8 mi), intermediate-depth
- Epicenter
- 18.733° S, 169.156° 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
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 5 in the 60 days after this one and 7 in the 30 days before it.
After
- 5.1100 km WNW of Isangel, Vanuatu · 17956 days ago · 30 km deep · 91 km away
- 4.931 km NNW of Isangel, Vanuatu · 17938 days ago · 150 km deep · 60 km away
- 4.775 km NNW of Isangel, Vanuatu · 17934 days ago · 238 km deep · 17 km away
- 4.856 km N of Isangel, Vanuatu · 17926 days ago · 254 km deep · 41 km away
- 4.848 km NNW of Isangel, Vanuatu · 17917 days ago · 168 km deep · 42 km away
Before
- 4.829 km NW of Isangel, Vanuatu · 17964 days ago · 126 km deep · 74 km away
- 5.396 km WNW of Isangel, Vanuatu · 17970 days ago · 20 km deep · 86 km away
- 4.396 km WNW of Isangel, Vanuatu · 17971 days ago · 29 km deep · 85 km away
- 4.4103 km WNW of Isangel, Vanuatu · 17971 days ago · 15 km deep · 91 km away
- 5.193 km WNW of Isangel, Vanuatu · 17972 days ago · 21 km deep · 90 km away
- 5.5102 km WNW of Isangel, Vanuatu · 17972 days ago · 12 km deep · 90 km away
- 4.967 km NNW of Isangel, Vanuatu · 17972 days ago · 150 km deep · 35 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ptm. Read Tue, Sep 22, 2026, 9:36 PM UTC.