Back to map
Chile · Antofagasta Region

M2.9 Earthquake near San Pedro de Atacama, Antofagasta Region (Chile)

UTC time: 2026-09-18 18:40:42 UTC Local time: —
Magnitude
M2.9
Depth
244.6 km
Source
EMSC

Antofagasta Region · San Pedro de Atacama

Country overview

Map

About this earthquake

A magnitude M2.9 earthquake was recorded near San Pedro de Atacama, Antofagasta Region (Chile) on September 18, 2026 at 18:40 UTC. At around 245 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no 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: 244.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 244.6 km
Intermediate
244.6 km
244.6 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

  • Guayaques
    Distance: 50 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia
  • Acamarachi
    Distance: 53 km ·Stratovolcano ·Elevation: 6'023 m ·Chile
  • Colachi
    Distance: 53 km ·Stratovolcano ·Elevation: 5'631 m ·Chile
  • Purico Complex
    Distance: 64 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Lascar
    Distance: 67 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Chiliques
    Distance: 77 km ·Stratovolcano ·Elevation: 5'778 m ·Chile

Antofagasta Region

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 1,132 Catalogue entries

Of 1,131 other entries for this area and period, 465 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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