M4.1 Earthquake 15 km WNW of Ichinohe, Japan — January 3, 2024
2024-01-03 17:58:55 UTC (2024-01-03) · approx. 2:58 AM UTC+9 local
On January 3, 2024 at 17:58 UTC, a magnitude 4.1 intermediate depth earthquake struck 15 km WNW of Ichinohe, Japan, at a depth of 106.4 km and coordinates 40.2844°, 141.1233°.
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
141.1233°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Ichinohe, Japan?
The magnitude 4.1 earthquake that struck 15 km WNW of Ichinohe, Japan on January 3, 2024 at 17:58 UTC had a depth of 106.4 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: us6000m3c3). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, January 3, 2024). M4.1 Earthquake 15 km WNW of Ichinohe, Japan — January 3, 2024. Retrieved March 9, 2024 from https://www.earthquaketracker.org/earthquakes/event/us6000m3c3/