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Chile · Región de Antofagasta

M3.5 Earthquake near Antofagasta, Región de Antofagasta (Chile)

UTC time: 2026-02-21 09:20:52 UTC Local time: —
Magnitude
M3.5
Depth
63.3 km
Source
EMSC

Región de Antofagasta · Antofagasta

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About this earthquake

On February 21, 2026 at 09:20 UTC, a magnitude M3.5 earthquake occurred near Antofagasta, Región de Antofagasta (Chile). With a focal depth of about 63 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 29 earthquakes, the strongest at M4.2.

Depth profile

Depth profile Depth: 63.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 63.3 km
Shallow
63.3 km
63.3 km — shallower than the regional average (99.8 km)
Regional average: 99.8 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

  • Negrillar, La
    Distance: 165 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Llullaillaco
    Distance: 182 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Socompa
    Distance: 200 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Lastarria
    Distance: 207 km ·Stratovolcano ·Elevation: 5'706 m ·Chile-Argentina
  • Tilocalar
    Distance: 211 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Corrida de Cori Volcanic Field
    Distance: 214 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina

Región de Antofagasta

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 665 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 · Chile

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Country statistics · Chile

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View earthquake KPIs, strongest and latest events, and averages for this country.

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