M5.6 earthquake Fiji region
A magnitude 5.6 earthquake struck in the Fiji region on Fri, Feb 9, 2018, 11:59 AM GMT-12 (23:59 UTC), 604 km (375 mi) below the surface.
A larger quake followed: M5.7 Fiji region. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.6 (mww), moderate
- Local time
- UTC
- 2018-02-09 23:59:24 UTC
- Depth
- 604.2 km (375.4 mi), deep
- Epicenter
- 21.400° S, 179.282° W
- Region
- Fiji
- Strongest shaking
- I, not felt shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- I, not felt shaking
- Peak ground acceleration
- 2.0% of gravity
- Peak ground velocity
- 0.0 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Strike-slip
- Moment magnitude
- 5.6 Mww
- Nodal plane 1
- Strike 113°, dip 23°, rake 153°
- Nodal plane 2
- Strike 228°, dip 80°, rake 69°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 8.0 km horizontally, 3.4 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 18°
- Stations used
- 667
Nearby
Within 100 km, magnitude 2.6 and up: 11 in the 60 days after this one and 4 in the 30 days before it.
After
- 5.5Fiji region · 3153 days ago · 631 km deep · 55 km away
- 4.9Fiji region · 3140 days ago · 600 km deep · 6 km away
- 4.6Fiji region · 3139 days ago · 593 km deep · 64 km away
- 4.4Fiji region · 3132 days ago · 531 km deep · 92 km away
- 4.4Fiji region · 3132 days ago · 609 km deep · 56 km away
- 4.2Fiji region · 3131 days ago · 566 km deep · 91 km away
- 5.7Fiji region · 3127 days ago · 540 km deep · 83 km away
- 4.4Fiji region · 3106 days ago · 614 km deep · 11 km away
- 4.4south of the Fiji Islands · 3105 days ago · 598 km deep · 80 km away
- 4.2Fiji region · 3104 days ago · 573 km deep · 43 km away
- 4.6south of the Fiji Islands · 3097 days ago · 544 km deep · 92 km away
Before
Earthquakes todayFiji earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000d004 (also filed as iscgem611684929). Read Wed, Sep 30, 2026, 12:04 PM UTC.