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Chile · Antofagasta Region

M3.8 Earthquake near Sierra Gorda, Antofagasta Region (Chile)

UTC time: 2026-09-12 02:33:51 UTC Local time: —
Magnitude
M3.8
Depth
77.5 km
Source
EMSC

Antofagasta Region · Sierra Gorda

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About this earthquake

On September 12, 2026 at 02:33 UTC, a magnitude M3.8 earthquake occurred near Sierra Gorda, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 78 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Chile: 28 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

ID
d26626344c0579a04ef3ba266ccebdc5afc4ebb8
Magnitude
M3.8
Depth
77.5 km
UTC time
2026-09-12 02:33:51 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Sierra Gorda
County
Provincia de Antofagasta
Village
Sierra Gorda
Source
emsc
Coordinates
-23.03000, -69.35000
Temperature
14.0°C

Depth profile

Depth profile Depth: 77.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 77.5 km
Intermediate
77.5 km
77.5 km — shallower than 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

  • Licancabur
    Distance: 152 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Sairecabur
    Distance: 153 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Putana
    Distance: 162 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Tilocalar
    Distance: 162 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Negrillar, La
    Distance: 163 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Purico Complex
    Distance: 164 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile

Antofagasta Region

Context for this earthquake

12 Sep 2025 – 12 Sep 2026 · M ≥ 3.0 · 427 Catalogue entries

Of 426 other entries for this area and period, 57 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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