M4.1 Earthquake 99 km WNW of Ambunti, Papua New Guinea — July 19, 2024
2024-07-19 17:58:42 UTC (2024-07-19) · approx. 2:58 AM UTC+9 local
On July 19, 2024 at 17:58 UTC, a magnitude 4.1 intermediate depth earthquake struck 99 km WNW of Ambunti, Papua New Guinea, at a depth of 101.1 km and coordinates -3.9855°, 141.9530°.
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
141.9530°E
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Common Questions
How strong was the magnitude 4.1 earthquake near Ambunti, Papua New Guinea?
The magnitude 4.1 earthquake that struck 99 km WNW of Ambunti, Papua New Guinea on July 19, 2024 at 17:58 UTC had a depth of 101.1 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: us6000nh5i). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, July 19, 2024). M4.1 Earthquake 99 km WNW of Ambunti, Papua New Guinea — July 19, 2024. Retrieved September 28, 2024 from https://www.earthquaketracker.org/earthquakes/event/us6000nh5i/