Wednesday, June 17, 1981 at 5:45 AM
1981-06-16 21:45 UTC · -20.311°, -175.257°
Magnitude
5.4 mb
Strong
Depth
178 km
Intermediate
Energy
1.9 kilotons of TNT
Gutenberg–Richter
Coordinates
-20.311°, -175.257°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 178 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 (~6951 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.