Wednesday, May 1, 1963 at 6:03 PM
1963-05-01 10:03 UTC · -18.984°, 169.084°
Magnitude
6.8 mw
Major
Depth
143 km
Intermediate
Energy
256.1 kilotons of TNT
Gutenberg–Richter
Coordinates
-18.984°, 169.084°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 143 km this was a intermediate earthquake. Intermediate-depth quakes spread shaking over a wider area but are usually less destructive at the surface.
This event sits in the Major range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~5276 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.