Wednesday, February 1, 1984 at 3:28 PM
1984-02-01 07:28 UTC · 49.063°, 146.590°
Magnitude
6.4 mw
Major
Depth
573 km
Deep
Energy
60.0 kilotons of TNT
Gutenberg–Richter
Coordinates
49.063°, 146.590°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 573 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 (~3867 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
2 recorded M4.0+ events within 306 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.