Friday, May 31, 1985 at 3:54 PM
1985-05-31 07:54 UTC · 6.890°, 123.627°
Magnitude
4.7 mb
Moderate
Depth
619 km
Deep
Energy
169 tons of TNT
Gutenberg–Richter
Coordinates
6.890°, 123.627°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 619 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Moderate range of the moment magnitude scale.
Nearest mapped structure: Cotabato Trench (~169 km away).
Area seismic-hazard score: 22/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.