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Chile · Región de Antofagasta

M3.8 Earthquake near San Pedro de Atacama, Región de Antofagasta (Chile)

UTC time: 2026-01-31 18:11:20 UTC Local time: —
Magnitude
M3.8
Depth
225.6 km
Source
EMSC

Región de Antofagasta · San Pedro de Atacama

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About this earthquake

On January 31, 2026 at 18:11 UTC, a magnitude M3.8 earthquake occurred near San Pedro de Atacama, Región de Antofagasta (Chile). At around 226 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 27 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Depth profile

Depth profile Depth: 225.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 225.6 km
Intermediate
225.6 km
225.6 km — deeper than the regional average (99.3 km)
Regional average: 99.3 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

  • Cordon de Puntas Negras
    Distance: 28 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Caichinque
    Distance: 36 km ·Stratovolcano(es) ·Elevation: 4'458 m ·Chile
  • Miniques
    Distance: 42 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Chiliques
    Distance: 53 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Aracar
    Distance: 54 km ·Stratovolcano ·Elevation: 6'095 m ·Argentina
  • Tujle, Cerro
    Distance: 59 km ·Maar ·Elevation: 3'550 m ·Chile

Región de Antofagasta

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 3.0 · 765 Catalogue entries

Of 764 other entries for this area and period, 162 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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

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

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