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Chile · Antofagasta Region

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

UTC time: 2026-09-21 09:36:39 UTC Local time: —
Magnitude
M3.0
Depth
275.2 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

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About this earthquake

On September 21, 2026 at 09:36 UTC, a magnitude M3.0 earthquake occurred near San Pedro de Atacama, Antofagasta Region (Chile). At around 275 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: 28 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Depth profile

Depth profile Depth: 275.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 275.2 km
Intermediate
275.2 km
275.2 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

  • Chiliques
    Distance: 6 km ·Stratovolcano ·Elevation: 5'778 m ·Chile
  • Lascar
    Distance: 23 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Cordon de Puntas Negras
    Distance: 24 km ·Stratovolcano(es) ·Elevation: 5'852 m ·Chile
  • Acamarachi
    Distance: 30 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Miniques
    Distance: 31 km ·Stratovolcano(es) ·Elevation: 5'910 m ·Chile
  • Colachi
    Distance: 36 km ·Stratovolcano ·Elevation: 5'631 m ·Chile

Antofagasta Region

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 465 Catalogue entries

Of 464 other entries for this area and period, 397 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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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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View earthquake KPIs, strongest and latest events, and averages for this country.

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