Thursday, December 7, 1989 at 9:38 PM
1989-12-07 13:38 UTC ยท -6.436ยฐ, 146.383ยฐ
Magnitude
7.1 mw
Great
Depth
104 km
Intermediate
Energy
673.6 kilotons of TNT
GutenbergโRichter
Coordinates
-6.436ยฐ, 146.383ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Can cause severe, widespread destruction and loss of life.
At 104 km this was a intermediate earthquake. Intermediate-depth quakes spread shaking over a wider area but are usually less destructive at the surface.
This event sits in the Great range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~2452 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
3 recorded M4.0+ events within 334 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.