Thursday, September 24, 1987 at 2:03 PM
1987-09-24 06:03 UTC · -21.841°, -179.454°
Magnitude
5.5 mw
Strong
Depth
593 km
Deep
Energy
2.7 kilotons of TNT
Gutenberg–Richter
Coordinates
-21.841°, -179.454°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 593 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~6601 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
8 recorded M4.0+ events within 270 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.