Thursday, October 10, 1991 at 9:32 AM
1991-10-10 01:32 UTC · -17.505°, -174.535°
Magnitude
5.6 mw
Strong
Depth
152 km
Intermediate
Energy
3.8 kilotons of TNT
Gutenberg–Richter
Coordinates
-17.505°, -174.535°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
At 152 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 (~6929 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
11 recorded M4.0+ events within 274 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.