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Chile · Antofagasta Region

M3.7 Earthquake near Calama, Antofagasta Region (Chile)

UTC time: 2026-10-20 05:14:37 UTC Local time: —

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About this earthquake

On October 20, 2026 at 05:14 UTC, a magnitude M3.7 earthquake occurred near Calama, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 109 km. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Chile: 21 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
2e6e3ea863ab9f14dc42500dc54d3c7572978f23
Magnitude
M3.7
Depth
108.6 km
UTC time
2026-10-20 05:14:37 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Calama
County
Provincia de El Loa
Source
emsc
Coordinates
-22.16000, -68.61000
Temperature
6.6°C

Depth profile

Depth profile Depth: 108.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 108.6 km
Intermediate
108.6 km
108.6 km — close to the regional average (99.7 km)
Regional average: 99.7 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: 89 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Sairecabur
    Distance: 97 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 106 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Purico Complex
    Distance: 129 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Guayaques
    Distance: 135 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia
  • Olca-Paruma
    Distance: 137 km ·Stratovolcano(es) ·Elevation: 5'705 m ·Chile-Bolivia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-10-05

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

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 527 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Chile

Open history map
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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