Argentina · Catamarca

M2.9 Earthquake near Departamento Antofagasta de la Sierra, Catamarca (Argentina)

UTC time: 2026-08-11 14:05:29 UTC Local time: —
Magnitude
M2.9
Depth
35.0 km
Source
EMSC

Catamarca · Departamento Antofagasta de la Sierra

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About this earthquake

A magnitude M2.9 earthquake was recorded near Departamento Antofagasta de la Sierra, Catamarca (Argentina) on August 11, 2026 at 14:05 UTC. The hypocenter lay relatively close to the surface at around 35 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: 12 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 km
35 km — shallower than the regional average (140.5 km)
Regional average: 140.5 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Distance: 155 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Distance: 166 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina
  • Distance: 171 km ·Stratovolcano ·Elevation: 5'741 m ·Argentina
  • Distance: 175 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Distance: 181 km ·Complex ·Elevation: 5'481 m ·Chile-Argentina
  • Distance: 185 km ·Stratovolcano ·Elevation: 5'706 m ·Chile-Argentina

Catamarca

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 133 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Argentina

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Country statistics · Argentina

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