Monday, February 12, 1979 at 1:30 AM
1979-02-11 17:30 UTC · 5.767°, 124.730°
Magnitude
5.5 mb
Strong
Depth
81 km
Intermediate
Energy
2.7 kilotons of TNT
Gutenberg–Richter
Coordinates
5.767°, 124.730°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 81 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 (~40 km away).
Area seismic-hazard score: 42/100 (high).
19 recorded M4.0+ events within 270 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.