Saturday, March 6, 1999 at 6:50 PM
1999-03-06 10:50 UTC · 5.136°, 123.163°
Magnitude
4.1 mb
Moderate
Depth
100 km
Intermediate
Energy
21 tons of TNT
Gutenberg–Richter
Coordinates
5.136°, 123.163°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 100 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: Cotabato Trench (~28 km away).
Area seismic-hazard score: 36/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.