Thursday, January 3, 1957 at 8:48 PM
1957-01-03 12:48 UTC · 43.943°, 130.462°
Magnitude
6.9 mw
Major
Depth
581 km
Deep
Energy
337.6 kilotons of TNT
Gutenberg–Richter
Coordinates
43.943°, 130.462°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 581 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: Manila Trench (~2658 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
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.