M4.3 Earthquake 23 km SW of Vanimo, Papua New Guinea — April 15, 2024
2024-04-15 21:57:35 UTC (2024-04-15) · approx. 6:57 AM UTC+9 local
On April 15, 2024 at 21:57 UTC, a magnitude 4.3 shallow crustal earthquake struck 23 km SW of Vanimo, Papua New Guinea, at a depth of 22.0 km and coordinates -2.8197°, 141.1393°.
Physical scale: An earthquake of magnitude 4.3 releases seismic energy equivalent to roughly 43 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 558 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
141.1393°E
Technical Information
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Common Questions
How strong was the magnitude 4.3 earthquake near Vanimo, Papua New Guinea?
The magnitude 4.3 earthquake that struck 23 km SW of Vanimo, Papua New Guinea on April 15, 2024 at 21:57 UTC had a depth of 22.0 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 4.3 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.3 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000mt8m). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, April 15, 2024). M4.3 Earthquake 23 km SW of Vanimo, Papua New Guinea — April 15, 2024. Retrieved June 25, 2024 from https://www.earthquaketracker.org/earthquakes/event/us6000mt8m/