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Chile · Antofagasta Region

M3.2 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-09-18 23:38:58 UTC Local time: —
Magnitude
M3.2
Depth
243.6 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

A magnitude M3.2 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on September 18, 2026 at 23:38 UTC. The earthquake originated at an intermediate depth of about 244 km. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Chile: 27 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Depth profile

Depth profile Depth: 243.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 243.6 km
Intermediate
243.6 km
243.6 km — deeper than the regional average (99.5 km)
Regional average: 99.5 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: 5 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Miniques
    Distance: 26 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Caichinque
    Distance: 29 km ·Stratovolcano(es) ·Elevation: 4'458 m ·Chile
  • Chiliques
    Distance: 30 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Tujle, Cerro
    Distance: 44 km ·Maar ·Elevation: 3'550 m ·Chile
  • Lascar
    Distance: 51 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile

Antofagasta Region

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 465 Catalogue entries

Of 464 other entries for this area and period, 234 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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Country statistics · Chile

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

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