Tuesday, October 30, 1984 at 9:06 PM
1984-10-30 13:06 UTC · 5.695°, 125.739°
Magnitude
4.9 mb
Moderate
Depth
157 km
Intermediate
Energy
338 tons of TNT
Gutenberg–Richter
Coordinates
5.695°, 125.739°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Felt widely; can cause minor damage to weak structures.
At 157 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 (~85 km away).
Area seismic-hazard score: 49/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.