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Chile · Antofagasta Region

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

UTC time: 2026-09-19 17:59:53 UTC Local time: —
Magnitude
M3.1
Depth
141.0 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

A magnitude M3.1 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on September 19, 2026 at 17:59 UTC. At around 141 km, the focal depth places this among intermediate-depth events. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 31 earthquakes were recorded in the past 24 hours, the strongest reaching M4.2.

Depth profile

Depth profile Depth: 141 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 141 km
Intermediate
141 km
141 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

  • Tujle, Cerro
    Distance: 12 km ·Maar ·Elevation: 3'550 m ·Chile
  • Tilocalar
    Distance: 26 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Miniques
    Distance: 28 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Caichinque
    Distance: 37 km ·Stratovolcano(es) ·Elevation: 4'458 m ·Chile
  • Chiliques
    Distance: 39 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Pular
    Distance: 49 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile

Antofagasta Region

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 461 Catalogue entries

Of 460 other entries for this area and period, 316 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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