Friday, August 17, 1979 at 5:31 AM
1979-08-16 21:31 UTC · 41.814°, 130.785°
Magnitude
6.1 mb
Major
Depth
588 km
Deep
Energy
21.3 kilotons of TNT
Gutenberg–Richter
Coordinates
41.814°, 130.785°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 588 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 (~2462 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.