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M3.7 Depth: 111.0 km

M3.7 Earthquake near Antofagasta, Antofagasta Region (Chile)

UTC time: 2026-08-21 22:51:01 UTC Local time: —

About this earthquake

On August 21, 2026 at 22:51 UTC, a magnitude M3.7 earthquake occurred near Antofagasta, Antofagasta Region (Chile). At around 111 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: 20 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Map

Depth profile

Depth profile Depth: 111 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 111 km
Intermediate
111 km
111 km — close to 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

  • Negrillar, La
    Distance: 38 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Llullaillaco
    Distance: 42 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Socompa
    Distance: 67 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Lastarria
    Distance: 81 km ·Stratovolcano ·Elevation: 5'706 m ·Chile-Argentina
  • Corrida de Cori Volcanic Field
    Distance: 81 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Central Andean Arc at 25.1°S
    Distance: 88 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina

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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