Thursday, August 20, 1998 at 2:40 PM
1998-08-20 06:40 UTC ยท 28.932ยฐ, 139.329ยฐ
Magnitude
7.1 mwb
Great
Depth
441 km
Deep
Energy
673.6 kilotons of TNT
GutenbergโRichter
Coordinates
28.932ยฐ, 139.329ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Can cause severe, widespread destruction and loss of life.
At 441 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Great range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~2178 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
2 recorded M4.0+ events within 334 km in the 90 days after this earthquake.
No other recent earthquakes nearby.
Browse all earthquakes โData from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.