M4.4 Earthquake 241 km NNW of Tobelo, Indonesia — January 4, 2023
2023-01-04 17:03:38 UTC (2023-01-04) · approx. 1:03 AM UTC+8 local
On January 4, 2023 at 17:03 UTC, a magnitude 4.4 shallow crustal earthquake struck 241 km NNW of Tobelo, Indonesia, at a depth of 41.7 km and coordinates 3.6115°, 126.9024°.
Physical scale: An earthquake of magnitude 4.4 releases seismic energy equivalent to roughly 60 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 655 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
126.9024°E
Technical Information
Nearby Earthquakes (Last 7 Days)
Common Questions
How strong was the magnitude 4.4 earthquake near Tobelo, Indonesia?
The magnitude 4.4 earthquake that struck 241 km NNW of Tobelo, Indonesia on January 4, 2023 at 17:03 UTC had a depth of 41.7 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 4.4 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.4 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000j23n). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, January 4, 2023). M4.4 Earthquake 241 km NNW of Tobelo, Indonesia — January 4, 2023. Retrieved March 11, 2023 from https://www.earthquaketracker.org/earthquakes/event/us7000j23n/