Tuesday, April 4, 1989 at 1:45 AM
1989-04-03 17:45 UTC · 3.555°, 124.562°
Magnitude
4.3 mb
Moderate
Depth
323 km
Deep
Energy
43 tons of TNT
Gutenberg–Richter
Coordinates
3.555°, 124.562°
Felt reports
—
Tsunami
No
Source
USGS
Region
Celebes Sea
Felt widely; can cause minor damage to weak structures.
At 323 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 (~172 km away).
Area seismic-hazard score: 18/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.