Thursday, September 30, 1976 at 2:51 AM
1976-09-29 18:51 UTC · 4.605°, 125.656°
Magnitude
4.2 mb
Moderate
Depth
159 km
Intermediate
Energy
30 tons of TNT
Gutenberg–Richter
Coordinates
4.605°, 125.656°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 159 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: Cotabato Trench (~123 km away).
Area seismic-hazard score: 30/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.