Thursday, July 8, 1909 at 5:37 AM
1909-07-07 21:37 UTC · 36.324°, 70.357°
Magnitude
7.7 mw
Great
Depth
200 km
Intermediate
Energy
5.4 megatons of TNT
Gutenberg–Richter
Coordinates
36.324°, 70.357°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause severe, widespread destruction and loss of life.
At 200 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 Great range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~4928 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.