M4.3 Earthquake 102 km SE of Ishinomaki, Japan — February 15, 2022
2022-02-15 17:58:08 UTC (2022-02-15) · approx. 2:58 AM UTC+9 local
On February 15, 2022 at 17:58 UTC, a magnitude 4.3 shallow crustal earthquake struck 102 km SE of Ishinomaki, Japan, at a depth of 6.2 km and coordinates 37.7596°, 142.1256°.
Physical scale: An earthquake of magnitude 4.3 releases seismic energy equivalent to roughly 43 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 558 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
142.1256°E
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Common Questions
How strong was the magnitude 4.3 earthquake near Ishinomaki, Japan?
The magnitude 4.3 earthquake that struck 102 km SE of Ishinomaki, Japan on February 15, 2022 at 17:58 UTC had a depth of 6.2 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 4.3 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.3 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000gl42). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, February 15, 2022). M4.3 Earthquake 102 km SE of Ishinomaki, Japan — February 15, 2022. Retrieved April 30, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000gl42/