Sunday, March 10, 1985 at 1:09 PM
1985-03-10 05:09 UTC · -21.090°, -179.168°
Magnitude
5.5 mb
Strong
Depth
641 km
Deep
Energy
2.7 kilotons of TNT
Gutenberg–Richter
Coordinates
-21.090°, -179.168°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 641 km this was a deep earthquake. Deep quakes are felt over very large areas but rarely cause surface damage.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~6598 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
4 recorded M4.0+ events within 270 km in the 90 days after this earthquake.
No other recent earthquakes nearby.
Browse all earthquakes →Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.