M4.2 earthquake Fiji region
A magnitude 4.2 earthquake struck in the Fiji region on Thu, Oct 9, 1986, 4:11 AM GMT-12 (16:11 UTC), 397 km (247 mi) below the surface.
A larger quake followed: M4.3 273 km WNW of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-10-09 16:11:42 UTC
- Depth
- 397.2 km (246.8 mi), deep
- Epicenter
- 17.922° S, 177.114° W
- Region
- Fiji
- 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
- FROM_LOCATION
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.1Fiji region · 14601 days ago · 391 km deep · 39 km away
- 4.3273 km WNW of Pangai, Tonga · 14594 days ago · 292 km deep · 94 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002ytj. Read Sat, Oct 3, 2026, 3:43 AM UTC.