Back to map
Chile · Antofagasta Region

M4.2 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-10-17 20:29:48 UTC Local time: —
Magnitude
M4.2
Depth
264.0 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

Country overview

Map

About this earthquake

A magnitude M4.2 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on October 17, 2026 at 20:29 UTC. At around 264 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Chile: 17 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Depth profile

Depth profile Depth: 264 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 264 km
Intermediate
264 km
264 km — deeper than the regional average (99.7 km)
Regional average: 99.7 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

  • Guayaques
    Distance: 29 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia
  • Purico Complex
    Distance: 47 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Colachi
    Distance: 48 km ·Stratovolcano ·Elevation: 5'631 m ·Chile
  • Acamarachi
    Distance: 50 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Licancabur
    Distance: 62 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Lascar
    Distance: 64 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile

Antofagasta Region

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 527 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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.

Share