Tuesday, October 23, 1979 at 9:38 AM
1979-10-23 01:38 UTC · -20.921°, -179.270°
Magnitude
5.4 mb
Strong
Depth
586 km
Deep
Energy
1.9 kilotons of TNT
Gutenberg–Richter
Coordinates
-20.921°, -179.270°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 586 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 (~6581 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.