Monday, August 4, 2003 at 7:00 AM
2003-08-03 23:00 UTC · 4.709°, 124.894°
Magnitude
4.0 mb
Moderate
Depth
300 km
Deep
Energy
15 tons of TNT
Gutenberg–Richter
Coordinates
4.709°, 124.894°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 300 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 (~73 km away).
Area seismic-hazard score: 30/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.