M4.3 Earthquake 13 km E of San Clemente, Chile — September 7, 2026
2026-09-07 22:25:36 UTC (2026-09-07) · approx. 5:25 PM UTC-5 local
On September 7, 2026 at 22:25 UTC, a magnitude 4.3 intermediate depth earthquake struck 13 km E of San Clemente, Chile, at a depth of 108.3 km and coordinates -35.5453°, -71.3351°.
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
-71.3351°E
Technical Information
Common Questions
How strong was the magnitude 4.3 earthquake near San Clemente, Chile?
The magnitude 4.3 earthquake that struck 13 km E of San Clemente, Chile on September 7, 2026 at 22:25 UTC had a depth of 108.3 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 4.3 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: us7000tez5). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, September 7, 2026). M4.3 Earthquake 13 km E of San Clemente, Chile — September 7, 2026. Retrieved September 15, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000tez5/