Wednesday, August 26, 1987 at 2:56 PM
1987-08-26 06:56 UTC · -20.749°, -178.464°
Magnitude
6.1 mw
Major
Depth
569 km
Deep
Energy
21.3 kilotons of TNT
Gutenberg–Richter
Coordinates
-20.749°, -178.464°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 569 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 Trench (~6653 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
8 recorded M4.0+ events within 294 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.