M4.9 Earthquake 241 km SSE of Port Blair, India — August 19, 2020
2020-08-19 20:53:04 UTC (2020-08-19) · approx. 2:53 AM UTC+6 local
On August 19, 2020 at 20:53 UTC, a magnitude 4.9 intermediate depth earthquake struck 241 km SSE of Port Blair, India, at a depth of 71.1 km and coordinates 9.5672°, 93.3607°.
Physical scale: An earthquake of magnitude 4.9 releases seismic energy equivalent to roughly 338 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 1.4 km — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
93.3607°E
Technical Information
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Common Questions
How strong was the magnitude 4.9 earthquake near Port Blair, India?
The magnitude 4.9 earthquake that struck 241 km SSE of Port Blair, India on August 19, 2020 at 20:53 UTC had a depth of 71.1 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at 9.5672°, 93.3607°, which is 241 km SSE of Port Blair, India.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.9 earthquakes can continue for several days and gradually diminish over time.
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Location
Authoritative source: USGS event page (event ID: us6000bhed). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, August 19, 2020). M4.9 Earthquake 241 km SSE of Port Blair, India — August 19, 2020. Retrieved October 31, 2020 from https://www.earthquaketracker.org/earthquakes/event/us6000bhed/