Saturday, December 29, 1979 at 6:15 PM
1979-12-29 10:15 UTC · 3.693°, 124.447°
Magnitude
4.8 mb
Moderate
Depth
345 km
Deep
Energy
239 tons of TNT
Gutenberg–Richter
Coordinates
3.693°, 124.447°
Felt reports
—
Tsunami
No
Source
USGS
Region
Celebes Sea
Felt widely; can cause minor damage to weak structures.
At 345 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 (~154 km away).
Area seismic-hazard score: 20/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.