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M3.0 Depth: 255.5 km

M3.0 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-08-21 01:46:52 UTC Local time: —

About this earthquake

A magnitude M3.0 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on August 21, 2026 at 01:46 UTC. The earthquake originated at an intermediate depth of about 256 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Chile: over the past 24 hours, QuakeMap24 logged 22 earthquakes, the strongest at M4.3.

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Depth profile

Depth profile Depth: 255.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 255.5 km
Intermediate
255.5 km
255.5 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

  • Acamarachi
    Distance: 23 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Colachi
    Distance: 29 km ·Stratovolcano ·Elevation: 5'631 m ·Chile
  • Lascar
    Distance: 33 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Chiliques
    Distance: 37 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Cordon de Puntas Negras
    Distance: 42 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Purico Complex
    Distance: 55 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Historic earthquake map · Chile

Open history map
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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