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Chile · Antofagasta Region

M3.5 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-10-18 10:57:42 UTC Local time: —
Magnitude
M3.5
Depth
239.4 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

A magnitude M3.5 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on October 18, 2026 at 10:57 UTC. The earthquake originated at an intermediate depth of about 239 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 19 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Depth profile

Depth profile Depth: 239.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 239.4 km
Intermediate
239.4 km
239.4 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

  • Cordon de Puntas Negras
    Distance: 33 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Acamarachi
    Distance: 36 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Chiliques
    Distance: 37 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Lascar
    Distance: 41 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Colachi
    Distance: 42 km ·Stratovolcano ·Elevation: 5'631 m ·Chile
  • Miniques
    Distance: 56 km ·Stratovolcano(es) ·Elevation: 5'910 m ·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

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

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