M4.4 Earthquake 15 km WNW of Takahagi, Japan — September 24, 2022
2022-09-24 22:31:22 UTC (2022-09-24) · approx. 7:31 AM UTC+9 local
On September 24, 2022 at 22:31 UTC, a magnitude 4.4 shallow crustal earthquake struck 15 km WNW of Takahagi, Japan, at a depth of 10.1 km and coordinates 36.7469°, 140.5460°.
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
140.5460°E
Technical Information
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Common Questions
How strong was the magnitude 4.4 earthquake near Takahagi, Japan?
The magnitude 4.4 earthquake that struck 15 km WNW of Takahagi, Japan on September 24, 2022 at 22:31 UTC had a depth of 10.1 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 4.4 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: us6000ipd7). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, September 24, 2022). M4.4 Earthquake 15 km WNW of Takahagi, Japan — September 24, 2022. Retrieved December 3, 2022 from https://www.earthquaketracker.org/earthquakes/event/us6000ipd7/