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Chile · Región de Antofagasta

M3.9 Earthquake near Calama, Región de Antofagasta (Chile)

UTC time: 2026-01-31 09:43:05 UTC Local time: —
Magnitude
M3.9
Depth
107.4 km
Source
EMSC

Región de Antofagasta · Calama

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About this earthquake

A magnitude M3.9 earthquake was recorded near Calama, Región de Antofagasta (Chile) on January 31, 2026 at 09:43 UTC. The earthquake originated at an intermediate depth of about 107 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: 27 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

ID
a9bec775e798d26eb3740445c0613a8bd2d85774
Magnitude
M3.9
Depth
107.4 km
UTC time
2026-01-31 09:43:05 UTC
Local time
—
Country
Chile
State
Región de Antofagasta
City
Calama
County
Provincia de El Loa
Source
emsc
Coordinates
-22.07000, -68.65000
Temperature
16.3°C

Depth profile

Depth profile Depth: 107.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 107.4 km
Intermediate
107.4 km
107.4 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

  • Putana
    Distance: 98 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 106 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 116 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Olca-Paruma
    Distance: 128 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Purico Complex
    Distance: 139 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Guayaques
    Distance: 144 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia

Región de Antofagasta

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 3.0 · 765 Catalogue entries

Of 764 other entries for this area and period, 140 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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Country statistics · Chile

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

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