Saturday, September 23, 1950 at 7:53 AM
1950-09-22 23:53 UTC · -17.634°, -177.295°
Magnitude
6.8 mw
Major
Depth
400 km
Deep
Energy
239.0 kilotons of TNT
Gutenberg–Richter
Coordinates
-17.634°, -177.295°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 400 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Major range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~6654 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
1 recorded M4.0+ event within 322 km in the 90 days after this earthquake.
No other recent earthquakes nearby.
Browse all earthquakes →Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.