M4.0 Earthquake 27 km WNW of Ust’-Kamchatsk Staryy, Russia — June 12, 2022
2022-06-12 20:09:07 UTC (2022-06-12) · approx. 7:09 AM UTC+11 local
On June 12, 2022 at 20:09 UTC, a magnitude 4.0 shallow crustal earthquake struck 27 km WNW of Ust’-Kamchatsk Staryy, Russia, at a depth of 13.3 km and coordinates 56.2907°, 162.0551°.
Physical scale: An earthquake of magnitude 4.0 releases seismic energy equivalent to roughly 15 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 347 m — a useful intuition for the size of the slip patch on the fault.

Earthquake Details
162.0551°E
Technical Information
Common Questions
How strong was the magnitude 4.0 earthquake near Ust’-Kamchatsk Staryy, Russia?
The magnitude 4.0 earthquake that struck 27 km WNW of Ust’-Kamchatsk Staryy, Russia on June 12, 2022 at 20:09 UTC had a depth of 13.3 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 4.0 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.0 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000hgzx). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, June 12, 2022). M4.0 Earthquake 27 km WNW of Ust’-Kamchatsk Staryy, Russia — June 12, 2022. Retrieved August 21, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000hgzx/