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Argentina · Catamarca

M4.5 Earthquake near Departamento Antofagasta de la Sierra, Catamarca (Argentina)

UTC time: 2026-09-20 08:32:45 UTC Local time: —
Magnitude
M4.5
Depth
205.0 km
Source
EMSC

Catamarca · Departamento Antofagasta de la Sierra

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About this earthquake

A magnitude M4.5 earthquake was recorded near Departamento Antofagasta de la Sierra, Catamarca (Argentina) on September 20, 2026 at 08:32 UTC. At around 205 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 10 earthquakes, the strongest at M4.8.

Depth profile

Depth profile Depth: 205 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 205 km
Intermediate
205 km
205 km — deeper than the regional average (135.4 km)
Regional average: 135.4 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: 165 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Central Andean Arc at 25.1°S
    Distance: 166 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina
  • Corrida de Cori Volcanic Field
    Distance: 175 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Peinado
    Distance: 180 km ·Stratovolcano ·Elevation: 5'741 m ·Argentina
  • Aracar
    Distance: 181 km ·Stratovolcano ·Elevation: 6'095 m ·Argentina
  • Cordon del Azufre
    Distance: 183 km ·Complex ·Elevation: 5'481 m ·Chile-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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View earthquake KPIs, strongest and latest events, and averages for this country.

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