Wednesday, September 21, 1988 at 7:04 PM
1988-09-21 11:04 UTC · -22.255°, 170.928°
Magnitude
5.7 mw
Strong
Depth
82 km
Intermediate
Energy
5.4 kilotons of TNT
Gutenberg–Richter
Coordinates
-22.255°, 170.928°
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 (~5611 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
5 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.