Friday, May 3, 1991 at 10:14 AM
1991-05-03 02:14 UTC · 28.080°, 139.585°
Magnitude
6.7 mw
Major
Depth
433 km
Deep
Energy
169.2 kilotons of TNT
Gutenberg–Richter
Coordinates
28.080°, 139.585°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 433 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 Fault Zone (~2175 km away). Last major event: 1990 Luzon Earthquake (M7.8).
Area seismic-hazard score: 8/100 (low).
3 recorded M4.0+ events within 318 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.