M4.1 Earthquake 137 km N of Tobelo, Indonesia — May 24, 2021
2021-05-24 17:21:08 UTC (2021-05-24) · approx. 2:21 AM UTC+9 local
On May 24, 2021 at 17:21 UTC, a magnitude 4.1 intermediate depth earthquake struck 137 km N of Tobelo, Indonesia, at a depth of 109.1 km and coordinates 2.9703°, 128.0613°.
Physical scale: An earthquake of magnitude 4.1 releases seismic energy equivalent to roughly 21 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 406 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
128.0613°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Tobelo, Indonesia?
The magnitude 4.1 earthquake that struck 137 km N of Tobelo, Indonesia on May 24, 2021 at 17:21 UTC had a depth of 109.1 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 4.1 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.1 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000efik). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, May 24, 2021). M4.1 Earthquake 137 km N of Tobelo, Indonesia — May 24, 2021. Retrieved July 31, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000efik/