Thursday, August 7, 1986 at 8:54 AM
1986-08-07 00:54 UTC · 4.972°, 127.435°
Magnitude
4.5 mb
Moderate
Depth
137 km
Intermediate
Energy
85 tons of TNT
Gutenberg–Richter
Coordinates
4.972°, 127.435°
Felt reports
—
Tsunami
No
Source
USGS
Region
Philippine Sea
Felt widely; can cause minor damage to weak structures.
At 137 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 (~8 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 39/100 (moderate).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.