Friday, April 20, 1979 at 10:40 PM
1979-04-20 14:40 UTC · 3.131°, 126.864°
Magnitude
4.8 mb
Moderate
Depth
88 km
Intermediate
Energy
239 tons of TNT
Gutenberg–Richter
Coordinates
3.131°, 126.864°
Felt reports
—
Tsunami
No
Source
USGS
Region
Celebes Sea
Felt widely; can cause minor damage to weak structures.
At 88 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 Moderate range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~219 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 13/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.