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Chile · Antofagasta Region

M3.4 Earthquake near Sierra Gorda, Antofagasta Region (Chile)

UTC time: 2026-10-04 18:55:49 UTC Local time: —
Magnitude
M3.4
Depth
98.1 km
Source
EMSC

Antofagasta Region · Sierra Gorda

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About this earthquake

A magnitude M3.4 earthquake was recorded near Sierra Gorda, Antofagasta Region (Chile) on October 4, 2026 at 18:55 UTC. At around 98 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 26 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
cf06eb00550452d7322db5b3e3771dc9b0abe450
Magnitude
M3.4
Depth
98.1 km
UTC time
2026-10-04 18:55:49 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Sierra Gorda
County
Provincia de Antofagasta
Village
Sierra Gorda
Source
emsc
Coordinates
-23.29000, -69.03000
Temperature
18.2°C

Depth profile

Depth profile Depth: 98.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 98.1 km
Intermediate
98.1 km
98.1 km — close to 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

  • Tilocalar
    Distance: 119 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Negrillar, La
    Distance: 123 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Tujle, Cerro
    Distance: 125 km ·Maar ·Elevation: 3'550 m ·Chile
  • Licancabur
    Distance: 128 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Sairecabur
    Distance: 133 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Lascar
    Distance: 133 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile

Antofagasta Region

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 523 Catalogue entries

Of 522 other entries for this area and period, 142 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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