Saturday, September 2, 1978 at 9:57 AM
1978-09-02 01:57 UTC · 24.896°, 121.985°
Magnitude
6.1 mb
Major
Depth
109 km
Intermediate
Energy
21.3 kilotons of TNT
Gutenberg–Richter
Coordinates
24.896°, 121.985°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 109 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: Manila Trench (~443 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
11 recorded M4.0+ events within 294 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.