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Chile · Región de Antofagasta

M3.4 Earthquake near San Pedro de Atacama, Región de Antofagasta (Chile)

UTC time: 2026-05-21 14:37:39 UTC Local time: —
Magnitude
M3.4
Depth
10.0 km
Source
EMSC

Región de Antofagasta · San Pedro de Atacama

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About this earthquake

A magnitude M3.4 earthquake was recorded near San Pedro de Atacama, Región de Antofagasta (Chile) on May 21, 2026 at 14:37 UTC. With a focal depth of about 10 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: 42 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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: 54 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Tilocalar
    Distance: 55 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Tujle, Cerro
    Distance: 71 km ·Maar ·Elevation: 3'550 m ·Chile
  • Pular
    Distance: 72 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile
  • Socompa
    Distance: 75 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Miniques
    Distance: 90 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile

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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