Sunday, August 31, 1986 at 6:56 AM
1986-08-30 22:56 UTC · -28.650°, -178.413°
Magnitude
5.0 mb
Strong
Depth
258 km
Intermediate
Energy
477 tons of TNT
Gutenberg–Richter
Coordinates
-28.650°, -178.413°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 258 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 Strong range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~6994 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.