Thursday, March 18, 1999 at 9:59 AM
1999-03-18 01:59 UTC · -0.034°, 124.313°
Magnitude
5.8 mwc
Strong
Depth
89 km
Intermediate
Energy
7.6 kilotons of TNT
Gutenberg–Richter
Coordinates
-0.034°, 124.313°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 89 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 (~561 km away).
Area seismic-hazard score: 8/100 (low).
4 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.