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Chile · Antofagasta Region

M4.0 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-10-22 00:14:33 UTC Local time: —
Magnitude
M4.0
Depth
233.3 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

On October 22, 2026 at 00:14 UTC, a magnitude M4.0 earthquake occurred near San Pedro de Atacama, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 233 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Chile: over the past 24 hours, QuakeMap24 logged 28 earthquakes, the strongest at M4.0.

Depth profile

Depth profile Depth: 233.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 233.3 km
Intermediate
233.3 km
233.3 km — deeper than the regional average (99.8 km)
Regional average: 99.8 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

  • Caichinque
    Distance: 34 km ·Stratovolcano(es) ·Elevation: 4'458 m ·Chile
  • Cordon de Puntas Negras
    Distance: 39 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Aracar
    Distance: 42 km ·Stratovolcano ·Elevation: 6'095 m ·Argentina
  • Miniques
    Distance: 44 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Tujle, Cerro
    Distance: 59 km ·Maar ·Elevation: 3'550 m ·Chile
  • Chiliques
    Distance: 62 km ·Stratovolcano ·Elevation: 5'778 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

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

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