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Chile · Antofagasta Region

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

UTC time: 2026-07-21 03:25:57 UTC Local time: —
Magnitude
M3.1
Depth
256.9 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

On July 21, 2026 at 03:25 UTC, a magnitude M3.1 earthquake occurred near San Pedro de Atacama, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 257 km. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Chile: 13 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.

Depth profile

Depth profile Depth: 256.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 256.9 km
Intermediate
256.9 km
256.9 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

  • Cordon de Puntas Negras
    Distance: 19 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Chiliques
    Distance: 29 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Acamarachi
    Distance: 41 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Lascar
    Distance: 41 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Miniques
    Distance: 43 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Colachi
    Distance: 48 km ·Stratovolcano ·Elevation: 5'631 m ·Chile

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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