Tuesday, May 31, 1988 at 5:11 AM
1988-05-30 21:11 UTC · -7.501°, 128.325°
Magnitude
6.9 mw
Major
Depth
86 km
Intermediate
Energy
337.6 kilotons of TNT
Gutenberg–Richter
Coordinates
-7.501°, 128.325°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 86 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 Major range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~1393 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
11 recorded M4.0+ events within 326 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.