M4.1 Earthquake near Kepulauan Babar, Indonesia — July 29, 2023
2023-07-29 18:19:34 UTC (2023-07-29) · approx. 3:19 AM UTC+9 local
On July 29, 2023 at 18:19 UTC, a magnitude 4.1 intermediate depth earthquake struck near Kepulauan Babar, Indonesia, at a depth of 111.2 km and coordinates -7.3117°, 129.4398°.
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
129.4398°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Kepulauan Babar, Indonesia?
The magnitude 4.1 earthquake that struck near Kepulauan Babar, Indonesia on July 29, 2023 at 18:19 UTC had a depth of 111.2 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 4.1 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: us6000kyfx). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, July 29, 2023). M4.1 Earthquake near Kepulauan Babar, Indonesia — July 29, 2023. Retrieved September 30, 2023 from https://www.earthquaketracker.org/earthquakes/event/us6000kyfx/