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Chile

M4.5 Earthquake near 49 km SSW of Calama, Chile (Chile)

UTC time: 2025-09-23 16:31:02 UTC Local time: —
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Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

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About this earthquake

On September 23, 2025 at 16:31 UTC, a magnitude M4.5 earthquake occurred near 49 km SSW of Calama, Chile (Chile). The earthquake originated at an intermediate depth of about 84 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS. Chile: 27 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
e83d040674a891f5ba13ac0a590063009615b636
Magnitude
M4.5
Depth
83.7 km
UTC time
2025-09-23 16:31:02 UTC
Local time
—
Country
Chile
City
Región de Antofagasta
Source
usgs
Coordinates
-22.83740, -69.18260
Temperature
24.5°C

Depth profile

Depth profile Depth: 83.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 83.7 km
Intermediate
83.7 km
83.7 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

  • Sairecabur
    Distance: 133 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 133 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Putana
    Distance: 140 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Purico Complex
    Distance: 148 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Lascar
    Distance: 160 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Colachi
    Distance: 163 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
    47.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-10

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

Región de Antofagasta

Context for this earthquake

10 Sep 2025 – 10 Sep 2026 · M ≥ 3.0 · 762 Catalogue entries

Of 761 other entries for this area and period, 44 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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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