Chile · Antofagasta Region

M3.0 Earthquake near Calama, Antofagasta Region (Chile)

UTC time: 2026-09-18 02:39:05 UTC Local time:

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About this earthquake

A magnitude M3.0 earthquake was recorded near Calama, Antofagasta Region (Chile) on September 18, 2026 at 02:39 UTC. At around 104 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: over the past 24 hours, QuakeMap24 logged 17 earthquakes, the strongest at M4.6.

Details

ID
4b734f8fed45015c55bf95af3f344380e333890d
Magnitude
M3.0
Depth
103.5 km
UTC time
2026-09-18 02:39:05 UTC
Local time
Country
City
Source
emsc
Coordinates
-21.85000, -68.67000
Temperature
4.1°C

Depth profile

Depth profile Depth: 103.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103.5 km
Intermediate
103.5 km
103.5 km — close to the regional average (99.4 km)
Regional average: 99.4 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

  • Distance: 105 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Distance: 115 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Distance: 125 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Distance: 126 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Distance: 136 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Distance: 159 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Antofagasta Region

Context for this earthquake

18 Sep 2025 – 18 Sep 2026 · M ≥ 3.0 · 448 Catalogue entries

Of 447 other entries for this area and period, 384 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Chile

Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Chile

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

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