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Chile · Antofagasta Region

M3.1 Earthquake near Calama, Antofagasta Region (Chile)

UTC time: 2026-07-30 03:37:41 UTC Local time: —

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About this earthquake

A magnitude M3.1 earthquake was recorded near Calama, Antofagasta Region (Chile) on July 30, 2026 at 03:37 UTC. The earthquake originated at an intermediate depth of about 135 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 23 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
416c9eb5584d28b6b32ed6b50de28feb9560c59d
Magnitude
M3.1
Depth
135.4 km
UTC time
2026-07-30 03:37:41 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Calama
County
Provincia de El Loa
Source
emsc
Coordinates
-21.66000, -68.60000
Temperature
0.2°C

Depth profile

Depth profile Depth: 135.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 135.4 km
Intermediate
135.4 km
135.4 km — deeper than 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

  • Olca-Paruma
    Distance: 82 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia
  • Irruputuncu
    Distance: 104 km ·Stratovolcano ·Elevation: 5'163 m ·Last eruption: 1995 ·Chile-Bolivia
  • Putana
    Distance: 126 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 139 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 150 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 173 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, 321 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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