M4.7 earthquake 185 km SE of Isangel, Vanuatu
A magnitude 4.7 earthquake struck 185 km SE of Isangel, Vanuatu on Mon, Jul 22, 1985, 9:45 AM GMT+11 (22:45 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 128 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
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1985-07-21 22:45:32 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 20.672° S, 170.596° 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 1.7 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 usp0002gzk. Read Mon, Oct 5, 2026, 6:20 AM UTC.