Wednesday, September 24, 1980 at 3:10 AM
1980-09-23 19:10 UTC · 35.953°, 139.632°
Magnitude
5.4 mb
Strong
Depth
89 km
Intermediate
Energy
1.9 kilotons of TNT
Gutenberg–Richter
Coordinates
35.953°, 139.632°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 89 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 (~2527 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.