Friday, December 21, 2018 at 1:01 AM
2018-12-20 17:01 UTC · 55.100°, 164.699°
Magnitude
7.3 mww
Great
Depth
17 km
Shallow
Energy
1.3 megatons of TNT
Gutenberg–Richter
Coordinates
55.100°, 164.699°
Felt reports
6
“Did You Feel It?”
Tsunami
Flagged
Source
USGS
Region
—
Can cause severe, widespread destruction and loss of life.
At 17 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 Great range of the moment magnitude scale.
Nearest mapped structure: Manila Trench (~5263 km away). Last major event: 1934 Manila Trench Earthquake.
Area seismic-hazard score: 8/100 (low).
20 recorded M4.0+ events within 342 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.