Tuesday, December 9, 1986 at 10:09 PM
1986-12-09 14:09 UTC · 6.245°, 123.833°
Magnitude
4.9 mb
Moderate
Depth
547 km
Deep
Energy
338 tons of TNT
Gutenberg–Richter
Coordinates
6.245°, 123.833°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 547 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Moderate range of the moment magnitude scale.
Nearest mapped structure: Cotabato Trench (~115 km away).
Area seismic-hazard score: 27/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.