Friday, October 7, 1966 at 11:55 PM
1966-10-07 15:55 UTC ยท -21.558ยฐ, 170.596ยฐ
Magnitude
6.9 mw
Major
Depth
150 km
Intermediate
Energy
337.6 kilotons of TNT
GutenbergโRichter
Coordinates
-21.558ยฐ, 170.596ยฐ
Felt reports
โ
Tsunami
No
Source
USGS
Region
โ
Can cause serious damage over larger areas.
At 150 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: Philippine Trench (~5545 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 8/100 (low).
2 recorded M4.0+ events within 326 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.