M4.4 Earthquake 6 km WNW of Honmachi, Japan — July 29, 2026
2026-07-29 20:16:35 UTC (2026-07-29) · approx. 5:16 AM UTC+9 local
On July 29, 2026 at 20:16 UTC, a magnitude 4.4 shallow crustal earthquake struck 6 km WNW of Honmachi, Japan, at a depth of 11.7 km and coordinates 32.5324°, 130.5433°.
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
130.5433°E
Technical Information
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Common Questions
How strong was the magnitude 4.4 earthquake near Honmachi, Japan?
The magnitude 4.4 earthquake that struck 6 km WNW of Honmachi, Japan on July 29, 2026 at 20:16 UTC had a depth of 11.7 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: us6000tgt4). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, July 29, 2026). M4.4 Earthquake 6 km WNW of Honmachi, Japan — July 29, 2026. Retrieved August 29, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000tgt4/