M4.0 Earthquake 21 km SE of Goroka, Papua New Guinea — July 17, 2024
2024-07-17 22:28:10 UTC (2024-07-17) · approx. 8:28 AM UTC+10 local
On July 17, 2024 at 22:28 UTC, a magnitude 4.0 intermediate depth earthquake struck 21 km SE of Goroka, Papua New Guinea, at a depth of 109.0 km and coordinates -6.2236°, 145.5176°.
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
145.5176°E
Technical Information
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Common Questions
How strong was the magnitude 4.0 earthquake near Goroka, Papua New Guinea?
The magnitude 4.0 earthquake that struck 21 km SE of Goroka, Papua New Guinea on July 17, 2024 at 22:28 UTC had a depth of 109.0 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 4.0 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: us6000ngpr). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, July 17, 2024). M4.0 Earthquake 21 km SE of Goroka, Papua New Guinea — July 17, 2024. Retrieved September 28, 2024 from https://www.earthquaketracker.org/earthquakes/event/us6000ngpr/