Friday, February 27, 1981 at 1:18 AM
1981-02-26 17:18 UTC · -13.925°, 166.461°
Magnitude
5.7 mb
Strong
Depth
82 km
Intermediate
Energy
5.4 kilotons of TNT
Gutenberg–Richter
Coordinates
-13.925°, 166.461°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 82 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 (~4786 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
14 recorded M4.0+ events within 278 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.