Saturday, March 12, 1983 at 3:21 PM
1983-03-12 07:21 UTC · 5.495°, 126.560°
Magnitude
4.9 mb
Moderate
Depth
74 km
Intermediate
Energy
338 tons of TNT
Gutenberg–Richter
Coordinates
5.495°, 126.560°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 74 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 (~69 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 41/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.