Saturday, December 31, 1988 at 6:31 AM
1988-12-30 22:31 UTC · -22.835°, -66.408°
Magnitude
5.0 mb
Strong
Depth
243 km
Intermediate
Energy
477 tons of TNT
Gutenberg–Richter
Coordinates
-22.835°, -66.408°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 243 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: Philippine Trench (~17655 km away). Last major event: 2012 Samar Earthquake (M7.6).
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.