Thursday, May 13, 1999 at 1:59 AM
1999-05-12 17:59 UTC · 43.032°, 143.835°
Magnitude
6.2 mwc
Major
Depth
103 km
Intermediate
Energy
30.1 kilotons of TNT
Gutenberg–Richter
Coordinates
43.032°, 143.835°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause serious damage over larger areas.
At 103 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 Major range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~3276 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
3 recorded M4.0+ events within 298 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.