Saturday, February 6, 1971 at 8:58 AM
1971-02-06 00:58 UTC · 43.806°, 147.759°
Magnitude
5.0 mw
Strong
Depth
70 km
Intermediate
Energy
529 tons of TNT
Gutenberg–Richter
Coordinates
43.806°, 147.759°
Felt reports
—
Tsunami
No
Source
USGS
Region
—
Can cause damage to buildings and infrastructure near the epicentre.
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 Strong range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~3584 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.