M4.6 Earthquake 84 km S of Merizo Village, Guam — December 2, 2020
2020-12-02 23:55:34 UTC (2020-12-02) · approx. 9:55 AM UTC+10 local
On December 2, 2020 at 23:55 UTC, a magnitude 4.6 shallow crustal earthquake struck 84 km S of Merizo Village, Guam, at a depth of 10.0 km and coordinates 12.5094°, 144.5494°.
Physical scale: An earthquake of magnitude 4.6 releases seismic energy equivalent to roughly 120 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 899 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
144.5494°E
Technical Information
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Common Questions
How strong was the magnitude 4.6 earthquake near Merizo Village, Guam?
The magnitude 4.6 earthquake that struck 84 km S of Merizo Village, Guam on December 2, 2020 at 23:55 UTC had a depth of 10.0 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at 12.5094°, 144.5494°, which is 84 km S of Merizo Village, Guam.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.6 earthquakes can continue for several days and gradually diminish over time.
Actions
Authoritative source: USGS event page (event ID: us7000cn38). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, December 2, 2020). M4.6 Earthquake 84 km S of Merizo Village, Guam — December 2, 2020. Retrieved February 12, 2021 from https://www.earthquaketracker.org/earthquakes/event/us7000cn38/