Saturday, October 9, 1971 at 12:04 AM
1971-10-08 16:04 UTC · -18.053°, -178.211°
Magnitude
5.7 mw
Strong
Depth
546 km
Deep
Energy
6.1 kilotons of TNT
Gutenberg–Richter
Coordinates
-18.053°, -178.211°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 546 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 (~6577 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.