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Chile · Antofagasta Region

M2.8 Earthquake near Sierra Gorda, Antofagasta Region (Chile)

UTC time: 2026-10-03 11:14:01 UTC Local time: —
Magnitude
M2.8
Depth
86.7 km
Source
EMSC

Antofagasta Region · Sierra Gorda

Country overview

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About this earthquake

A magnitude M2.8 earthquake was recorded near Sierra Gorda, Antofagasta Region (Chile) on October 3, 2026 at 11:14 UTC. At around 87 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The event was recorded by EMSC. Chile: 25 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

ID
4b1cf611c30dadaba4f67237faf67f27f4be4b9a
Magnitude
M2.8
Depth
86.7 km
UTC time
2026-10-03 11:14:01 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Sierra Gorda
County
Provincia de Antofagasta
Village
Sierra Gorda
Source
emsc
Coordinates
-22.71000, -69.13000
Temperature
10.1°C

Depth profile

Depth profile Depth: 86.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 86.7 km
Intermediate
86.7 km
86.7 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

  • Sairecabur
    Distance: 127 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Licancabur
    Distance: 129 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Putana
    Distance: 132 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Purico Complex
    Distance: 145 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Lascar
    Distance: 161 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile
  • Guayaques
    Distance: 162 km ·Lava dome(s) ·Elevation: 5'598 m ·Chile-Bolivia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-10-04

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

04 Oct 2025 – 04 Oct 2026 · M ≥ 2.0 · 1,263 Catalogue entries

Of 1,262 other entries for this area and period, 627 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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