M4.4 Earthquake 237 km SE of Shing?, Japan — September 11, 2020
2020-09-11 21:08:22 UTC (2020-09-11) · approx. 6:08 AM UTC+9 local
On September 11, 2020 at 21:08 UTC, a magnitude 4.4 deep-focus earthquake struck 237 km SE of Shing?, Japan, at a depth of 377.2 km and coordinates 32.2364°, 137.8037°.
Physical scale: An earthquake of magnitude 4.4 releases seismic energy equivalent to roughly 60 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 655 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
137.8037°E
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Common Questions
How strong was the magnitude 4.4 earthquake near Shing?, Japan?
The magnitude 4.4 earthquake that struck 237 km SE of Shing?, Japan on September 11, 2020 at 21:08 UTC had a depth of 377.2 km. For context, this was a light earthquake commonly felt near the epicenter.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.4 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.4 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000bm53). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, September 11, 2020). M4.4 Earthquake 237 km SE of Shing?, Japan — September 11, 2020. Retrieved November 21, 2020 from https://www.earthquaketracker.org/earthquakes/event/us7000bm53/