Tuesday, February 4, 1986 at 4:47 AM
1986-02-03 20:47 UTC · 27.791°, 139.552°
Magnitude
6.5 mw
Major
Depth
508 km
Deep
Energy
84.8 kilotons of TNT
Gutenberg–Richter
Coordinates
27.791°, 139.552°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 508 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Major range of the moment magnitude scale.
Nearest mapped structure: Philippine Fault Zone (~2155 km away). Last major event: 1990 Luzon Earthquake (M7.8).
Area seismic-hazard score: 8/100 (low).
3 recorded M4.0+ events within 310 km in the 90 days after this earthquake.
No other recent earthquakes nearby.
Browse all earthquakes →Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.