M4.8 Earthquake 50 km NNW of Fiambalá, Argentina — July 24, 2026
2026-07-24 15:34:32 UTC (2 hours ago) · approx. 10:34 AM UTC-5 local
On July 24, 2026 at 15:34 UTC, a magnitude 4.8 shallow crustal earthquake struck 50 km NNW of Fiambalá, Argentina, at a depth of 10.0 km and coordinates -27.2556°, -67.8335°. This earthquake was detected by 42 seismic stations with excellent location accuracy and was assigned a USGS significance rating of 354, placing it among routine seismic activity.
Physical scale: An earthquake of magnitude 4.8 releases seismic energy equivalent to roughly 239 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 1.2 km — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-67.8335°E
Technical Information
Nearby Earthquakes (Last 7 Days)
Common Questions
How strong was the magnitude 4.8 earthquake near Fiambalá, Argentina?
The magnitude 4.8 earthquake that struck 50 km NNW of Fiambalá, Argentina on July 24, 2026 at 15:34 UTC had a depth of 10.0 km. For context, this was a light earthquake commonly felt near the epicenter.
Where did the earthquake occur?
The earthquake epicenter was located at -27.2556°, -67.8335°, which is 50 km NNW of Fiambalá, Argentina.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.8 earthquakes can continue for several days and gradually diminish over time.
Authoritative source: USGS event page (event ID: us7000t33w). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, July 24, 2026). M4.8 Earthquake 50 km NNW of Fiambalá, Argentina — July 24, 2026. Retrieved July 24, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000t33w/