Saturday, October 12, 1991 at 4:22 AM
1991-10-11 20:22 UTC · -20.599°, -178.501°
Magnitude
5.0 mb
Strong
Depth
613 km
Deep
Energy
477 tons of TNT
Gutenberg–Richter
Coordinates
-20.599°, -178.501°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 613 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: Philippine Trench (~6643 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.