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Chile · Antofagasta Region

M4.3 Earthquake near Calama, Antofagasta Region (Chile)

UTC time: 2026-09-22 09:35:10 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

A magnitude M4.3 earthquake was recorded near Calama, Antofagasta Region (Chile) on September 22, 2026 at 09:35 UTC. The earthquake originated at an intermediate depth of about 111 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS. Chile: over the past 24 hours, QuakeMap24 logged 23 earthquakes, the strongest at M4.8.

Details

ID
2138992c81e67b09cbbfe186054cc024eb41733d
Magnitude
M4.3
Depth
111.0 km
UTC time
2026-09-22 09:35:10 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Calama
County
Provincia de El Loa
Source
usgs
Coordinates
-21.98460, -68.65950
Temperature
4.5°C

Depth profile

Depth profile Depth: 111 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 111 km
Intermediate
111 km
111 km — close to the regional average (99.6 km)
Regional average: 99.6 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: 105 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 114 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Olca-Paruma
    Distance: 119 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Licancabur
    Distance: 124 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Irruputuncu
    Distance: 140 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Purico Complex
    Distance: 147 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Antofagasta Region

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 3.0 · 472 Catalogue entries

Of 471 other entries for this area and period, 19 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

Country overview
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