Sunday, October 4, 2009 at 7:04 PM
2009-10-04 11:04 UTC · 6.683°, 123.529°
Magnitude
5.6 mb
Strong
Depth
640 km
Deep
Energy
3.8 kilotons of TNT
Gutenberg–Richter
Coordinates
6.683°, 123.529°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 640 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Cotabato Trench (~144 km away).
Area seismic-hazard score: 23/100 (moderate).
6 recorded M4.0+ events within 274 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.