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Chile · Antofagasta Region

M3.3 Earthquake near Antofagasta, Antofagasta Region (Chile)

UTC time: 2026-08-01 21:13:27 UTC Local time: —
Magnitude
M3.3
Depth
103.6 km
Source
EMSC

Antofagasta Region · Antofagasta

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About this earthquake

A magnitude M3.3 earthquake was recorded near Antofagasta, Antofagasta Region (Chile) on August 1, 2026 at 21:13 UTC. The earthquake originated at an intermediate depth of about 104 km. Earthquakes of this magnitude are often felt but rarely cause damage.

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

Depth profile

Depth profile Depth: 103.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103.6 km
Intermediate
103.6 km
103.6 km — close to the regional average (99.6 km)
Regional average: 99.6 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

  • Llullaillaco
    Distance: 31 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Lastarria
    Distance: 52 km ·Stratovolcano ·Elevation: 5'706 m ·Chile-Argentina
  • Corrida de Cori Volcanic Field
    Distance: 55 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Negrillar, La
    Distance: 58 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Central Andean Arc at 25.1°S
    Distance: 64 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina
  • Cordon del Azufre
    Distance: 67 km ·Complex ·Elevation: 5'481 m ·Chile-Argentina

Antofagasta Region

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 3.0 · 471 Catalogue entries

Of 470 other entries for this area and period, 183 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · Chile

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Country statistics · Chile

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