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Chile · Región de Antofagasta

M2.8 Earthquake near San Pedro de Atacama, Región de Antofagasta (Chile)

UTC time: 2026-05-17 20:27:57 UTC Local time: —
Magnitude
M2.8
Depth
171.7 km
Source
EMSC

Región de Antofagasta · San Pedro de Atacama

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About this earthquake

A magnitude M2.8 earthquake was recorded near San Pedro de Atacama, Región de Antofagasta (Chile) on May 17, 2026 at 20:27 UTC. The earthquake originated at an intermediate depth of about 172 km. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 22 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Depth profile

Depth profile Depth: 171.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 171.7 km
Intermediate
171.7 km
171.7 km — deeper than the regional average (99.3 km)
Regional average: 99.3 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

  • Putana
    Distance: 11 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 23 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 35 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 57 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Guayaques
    Distance: 57 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia
  • Colachi
    Distance: 86 km ·Stratovolcano ·Elevation: 5'631 m ·Chile

Región de Antofagasta

Context for this earthquake

07 Sep 2025 – 07 Sep 2026 · M ≥ 2.0 · 1,604 Catalogue entries

Of 1,603 other entries for this area and period, 900 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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