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Chile · Antofagasta Region

M3.1 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-10-02 15:03:39 UTC Local time: —
Magnitude
M3.1
Depth
126.4 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

On October 2, 2026 at 15:03 UTC, a magnitude M3.1 earthquake occurred near San Pedro de Atacama, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 126 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 25 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Depth profile

Depth profile Depth: 126.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 126.4 km
Intermediate
126.4 km
126.4 km — deeper than the regional average (99.7 km)
Regional average: 99.7 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

  • Licancabur
    Distance: 32 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 38 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Sairecabur
    Distance: 40 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Colachi
    Distance: 55 km ·Stratovolcano ·Elevation: 5'631 m ·Chile
  • Lascar
    Distance: 56 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Putana
    Distance: 57 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile

Antofagasta Region

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 527 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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