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M3.1 Depth: 255.9 km

M3.1 Earthquake near ANTOFAGASTA, CHILE (Chile)

UTC time: 2025-10-04 23:06:18 UTC Local time: —

About this earthquake

On October 4, 2025 at 23:06 UTC, a magnitude M3.1 earthquake occurred near ANTOFAGASTA, CHILE (Chile). The earthquake originated at an intermediate depth of about 256 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Chile: over the past 24 hours, QuakeMap24 logged 39 earthquakes, the strongest at M3.8.

Details

Magnitude
M3.1
Depth
255.9 km
UTC time
2025-10-04 23:06:18 UTC
Local time
—
Country
Chile
City
Región de Antofagasta
Source
emsc
Coordinates
-24.23000, -68.17000
Temperature
8.9°C

Map

Depth profile

Depth profile Depth: 255.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 255.9 km
Intermediate
255.9 km
255.9 km — deeper than the regional average (99.1 km)
Regional average: 99.1 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

  • Pular
    Distance: 13 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile
  • Socompa
    Distance: 20 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Tilocalar
    Distance: 29 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Aracar
    Distance: 40 km ·Stratovolcano ·Elevation: 6'095 m ·Argentina
  • Negrillar, La
    Distance: 44 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Tujle, Cerro
    Distance: 50 km ·Maar ·Elevation: 3'550 m ·Chile

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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