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Chile · Antofagasta Region

M2.5 Earthquake near Antofagasta, Antofagasta Region (Chile)

UTC time: 2026-10-21 00:57:37 UTC Local time: —
Magnitude
M2.5
Depth
64.0 km
Source
EMSC

Antofagasta Region · Antofagasta

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About this earthquake

On October 21, 2026 at 00:57 UTC, a magnitude M2.5 earthquake occurred near Antofagasta, Antofagasta Region (Chile). With a focal depth of about 64 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by EMSC. Chile: 22 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Depth profile

Depth profile Depth: 64 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 64 km
Shallow
64 km
64 km — shallower than the regional average (99.7 km)
Regional average: 99.7 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: 130 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Llullaillaco
    Distance: 154 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Socompa
    Distance: 166 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Tilocalar
    Distance: 172 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Pular
    Distance: 181 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile
  • Lastarria
    Distance: 187 km ·Stratovolcano ·Elevation: 5'706 m ·Chile-Argentina

Antofagasta Region

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 1,278 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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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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