Tuesday, March 10, 1987 at 8:37 AM
1987-03-10 00:37 UTC · 36.474°, 140.688°
Magnitude
5.1 mb
Strong
Depth
81 km
Intermediate
Energy
674 tons of TNT
Gutenberg–Richter
Coordinates
36.474°, 140.688°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 81 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 Strong range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~2638 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.