Saturday, December 14, 1991 at 2:17 AM
1991-12-13 18:17 UTC · 7.900°, 126.606°
Magnitude
4.8 mb
Moderate
Depth
109 km
Intermediate
Energy
239 tons of TNT
Gutenberg–Richter
Coordinates
7.900°, 126.606°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 109 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 Moderate range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~55 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 48/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.