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Chile · Antofagasta Region

M3.0 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-10-18 04:21:43 UTC Local time: —
Magnitude
M3.0
Depth
226.1 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

On October 18, 2026 at 04:21 UTC, a magnitude M3.0 earthquake occurred near San Pedro de Atacama, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 226 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 18 earthquakes, the strongest at M4.3.

Depth profile

Depth profile Depth: 226.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 226.1 km
Intermediate
226.1 km
226.1 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: 14 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Miniques
    Distance: 37 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Chiliques
    Distance: 38 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Caichinque
    Distance: 38 km ·Stratovolcano(es) ·Elevation: 4'458 m ·Chile
  • Tujle, Cerro
    Distance: 55 km ·Maar ·Elevation: 3'550 m ·Chile
  • Lascar
    Distance: 57 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·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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