Monday, July 22, 1991 at 8:47 AM
1991-07-22 00:47 UTC · 3.291°, 122.532°
Magnitude
5.0 mb
Strong
Depth
566 km
Deep
Energy
477 tons of TNT
Gutenberg–Richter
Coordinates
3.291°, 122.532°
Felt reports
—
Tsunami
No
Source
USGS
Region
Celebes Sea
Can cause damage to buildings and infrastructure near the epicentre.
At 566 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Cotabato Trench (~243 km away).
Area seismic-hazard score: 9/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.