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Argentina · Catamarca

M3.3 Earthquake near Departamento Antofagasta de la Sierra, Catamarca (Argentina)

UTC time: 2026-10-17 09:57:15 UTC Local time: —
Magnitude
M3.3
Depth
180.0 km
Source
INPRES

Catamarca · Departamento Antofagasta de la Sierra

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About this earthquake

A magnitude M3.3 earthquake was recorded near Departamento Antofagasta de la Sierra, Catamarca (Argentina) on October 17, 2026 at 09:57 UTC. At around 180 km, the focal depth places this among intermediate-depth events. Shaking of this size is frequently noticed but usually harmless.

The data is provided by INPRES and cross-checked across seismological networks. Argentina: 18 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Depth profile

Depth profile Depth: 180 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 180 km
Intermediate
180 km
180 km — deeper than the regional average (134 km)
Regional average: 134 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Blanco, Cerro
    Distance: 132 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Peinado
    Distance: 146 km ·Stratovolcano ·Elevation: 5'741 m ·Argentina
  • Central Andean Arc at 25.1°S
    Distance: 154 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina
  • Corrida de Cori Volcanic Field
    Distance: 162 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Cordon del Azufre
    Distance: 165 km ·Complex ·Elevation: 5'481 m ·Chile-Argentina
  • Condor, El
    Distance: 167 km ·Stratovolcano ·Elevation: 6'373 m ·Argentina

Catamarca

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 56 Catalogue entries

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

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Historic earthquake map · Argentina

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Country statistics · Argentina

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