M4.0 Earthquake near Pulau Pulau Tanimbar, Indonesia — August 2, 2021
2021-08-02 20:46:17 UTC (2021-08-02) · approx. 5:46 AM UTC+9 local
On August 2, 2021 at 20:46 UTC, a magnitude 4.0 intermediate depth earthquake struck near Pulau Pulau Tanimbar, Indonesia, at a depth of 143.6 km and coordinates -7.2155°, 130.0549°.
Physical scale: An earthquake of magnitude 4.0 releases seismic energy equivalent to roughly 15 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 347 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
130.0549°E
Technical Information
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Common Questions
How strong was the magnitude 4.0 earthquake near Pulau Pulau Tanimbar, Indonesia?
The magnitude 4.0 earthquake that struck near Pulau Pulau Tanimbar, Indonesia on August 2, 2021 at 20:46 UTC had a depth of 143.6 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 4.0 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.0 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000f3vj). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, August 2, 2021). M4.0 Earthquake near Pulau Pulau Tanimbar, Indonesia — August 2, 2021. Retrieved October 14, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000f3vj/