Wednesday, January 4, 1911 at 7:25 AM
1911-01-03 23:25 UTC ยท 42.919ยฐ, 76.808ยฐ
Magnitude
8.0 mw
Extreme
Depth
20 km
Shallow
Energy
16.2 megatons of TNT
GutenbergโRichter
Coordinates
42.919ยฐ, 76.808ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Among the largest earthquakes ever recorded.
At 20 km this was a shallow earthquake. Shallow quakes concentrate shaking near the epicentre and tend to be the most damaging.
This event sits in the Extreme range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~4525 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
No other recent earthquakes nearby.
Browse all earthquakes โData from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.