Friday, September 16, 2011 at 3:31 AM
2011-09-15 19:31 UTC ยท -21.611ยฐ, -179.528ยฐ
Magnitude
7.3 mww
Great
Depth
645 km
Deep
Energy
1.3 megatons of TNT
GutenbergโRichter
Coordinates
-21.611ยฐ, -179.528ยฐ
Felt reports
9
โDid You Feel It?โ
Tsunami
No
Source
USGS
Region
โ
Can cause severe, widespread destruction and loss of life.
At 645 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Great range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~6584 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
17 recorded M4.0+ events within 342 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.