Monday, July 21, 1975 at 10:39 AM
1975-07-21 02:39 UTC · -6.908°, 155.333°
Magnitude
6.1 mb
Major
Depth
95 km
Intermediate
Energy
21.3 kilotons of TNT
Gutenberg–Richter
Coordinates
-6.908°, 155.333°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 95 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 (~3361 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
20 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.