Sunday, October 4, 2009 at 6:58 PM
2009-10-04 10:58 UTC · 6.740°, 123.378°
Magnitude
6.6 mwc
Major
Depth
620 km
Deep
Energy
119.8 kilotons of TNT
Gutenberg–Richter
Coordinates
6.740°, 123.378°
Felt reports
6
“Did You Feel It?”
Tsunami
No
Source
USGS
Region
Mindanao
Can cause serious damage over larger areas.
At 620 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Major range of the moment magnitude scale.
Nearest mapped structure: Cotabato Trench (~142 km away).
Area seismic-hazard score: 22/100 (moderate).
11 recorded M4.0+ events within 314 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.