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Chile · Antofagasta Region

M3.3 Earthquake near Calama, Antofagasta Region (Chile)

UTC time: 2026-09-20 05:06:23 UTC Local time: —

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About this earthquake

A magnitude M3.3 earthquake was recorded near Calama, Antofagasta Region (Chile) on September 20, 2026 at 05:06 UTC. The earthquake originated at an intermediate depth of about 115 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Chile: 30 earthquakes were recorded in the past 24 hours, the strongest reaching M4.2.

Details

ID
11dba7e928b63d6ad3471b0c1026dd9510eaf0e8
Magnitude
M3.3
Depth
115.0 km
UTC time
2026-09-20 05:06:23 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Calama
County
Provincia de El Loa
Source
emsc
Coordinates
-22.25000, -68.54000
Temperature
6.9°C

Depth profile

Depth profile Depth: 115 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 115 km
Intermediate
115 km
115 km — close to 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

  • Putana
    Distance: 78 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 85 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 94 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 116 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Guayaques
    Distance: 123 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia
  • Colachi
    Distance: 143 km ·Stratovolcano ·Elevation: 5'631 m ·Chile

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • El Loa AirportChile · CJC · SCCF
    46.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-20

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Antofagasta Region

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 461 Catalogue entries

Of 460 other entries for this area and period, 181 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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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.

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