Thursday, March 18, 1993 at 6:40 AM
1993-03-17 22:40 UTC · 4.099°, 124.793°
Magnitude
4.5 mb
Moderate
Depth
320 km
Deep
Energy
85 tons of TNT
Gutenberg–Richter
Coordinates
4.099°, 124.793°
Felt reports
—
Tsunami
No
Source
USGS
Region
Celebes Sea
Felt widely; can cause minor damage to weak structures.
At 320 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 (~129 km away).
Area seismic-hazard score: 23/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.