Friday, October 23, 1987 at 12:53 PM
1987-10-23 04:53 UTC · 5.924°, 126.271°
Magnitude
5.4 mw
Strong
Depth
75 km
Intermediate
Energy
1.9 kilotons of TNT
Gutenberg–Richter
Coordinates
5.924°, 126.271°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 75 km this was a intermediate earthquake. Intermediate-depth quakes spread shaking over a wider area but are usually less destructive at the surface.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~76 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 50/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.