Thursday, November 12, 1987 at 8:24 AM
1987-11-12 00:24 UTC · -17.209°, -177.306°
Magnitude
5.8 mw
Strong
Depth
393 km
Deep
Energy
7.6 kilotons of TNT
Gutenberg–Richter
Coordinates
-17.209°, -177.306°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 393 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 (~6638 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
9 recorded M4.0+ events within 282 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.