Saturday, August 13, 1988 at 1:46 PM
1988-08-13 05:46 UTC · 4.777°, 125.740°
Magnitude
5.8 mw
Strong
Depth
143 km
Intermediate
Energy
7.6 kilotons of TNT
Gutenberg–Richter
Coordinates
4.777°, 125.740°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 143 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: Cotabato Trench (~115 km away).
Area seismic-hazard score: 34/100 (moderate).
20 recorded M4.0+ events within 282 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.