Thursday, December 21, 1989 at 3:43 PM
1989-12-21 07:43 UTC · 8.757°, 126.493°
Magnitude
4.5 mb
Moderate
Depth
90 km
Intermediate
Energy
85 tons of TNT
Gutenberg–Richter
Coordinates
8.757°, 126.493°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 90 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 Moderate range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~32 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 48/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.