M4.2 Earthquake 47 km NNE of Paucarbamba, Peru — July 18, 2026
2026-07-18 02:42:24 UTC (2026-07-18) · approx. 9:42 PM UTC-5 local
On July 18, 2026 at 02:42 UTC, a magnitude 4.2 intermediate depth earthquake struck 47 km NNE of Paucarbamba, Peru, at a depth of 93.9 km and coordinates -12.1757°, -74.3207°.
Physical scale: An earthquake of magnitude 4.2 releases seismic energy equivalent to roughly 30 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 476 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-74.3207°E
Technical Information
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Common Questions
How strong was the magnitude 4.2 earthquake near Paucarbamba, Peru?
The magnitude 4.2 earthquake that struck 47 km NNE of Paucarbamba, Peru on July 18, 2026 at 02:42 UTC had a depth of 93.9 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 4.2 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.2 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000t2y1). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, July 18, 2026). M4.2 Earthquake 47 km NNE of Paucarbamba, Peru — July 18, 2026. Retrieved August 6, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000t2y1/