Wednesday, October 28, 1987 at 5:58 AM
1987-10-27 21:58 UTC · -28.676°, -62.929°
Magnitude
6.4 mw
Major
Depth
605 km
Deep
Energy
60.0 kilotons of TNT
Gutenberg–Richter
Coordinates
-28.676°, -62.929°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 605 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: Cotabato Trench (~17283 km away).
Area seismic-hazard score: 8/100 (low).
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.