Saturday, November 11, 1922 at 12:32 PM
1922-11-11 04:32 UTC ยท -28.293ยฐ, -69.852ยฐ
Magnitude
8.5 mw
Extreme
Depth
70 km
Intermediate
Energy
84.8 megatons of TNT
GutenbergโRichter
Coordinates
-28.293ยฐ, -69.852ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Among the largest earthquakes ever recorded.
At 70 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 Extreme range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~16966 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
3 recorded M4.0+ events within 390 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.