Thursday, October 30, 1975 at 11:23 AM
1975-10-30 03:23 UTC · 7.489°, 126.800°
Magnitude
4.8 mb
Moderate
Depth
139 km
Intermediate
Energy
239 tons of TNT
Gutenberg–Richter
Coordinates
7.489°, 126.800°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 139 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: Philippine Trench (~54 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 47/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.