Saturday, August 11, 1984 at 9:15 AM
1984-08-11 01:15 UTC ยท 29.917ยฐ, 131.334ยฐ
Magnitude
5.0 mb
Strong
Depth
33 km
Shallow
Energy
477 tons of TNT
GutenbergโRichter
Coordinates
29.917ยฐ, 131.334ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Can cause damage to buildings and infrastructure near the epicentre.
At 33 km this was a shallow earthquake. Shallow quakes concentrate shaking near the epicentre and tend to be the most damaging.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~1513 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.