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Chile · Antofagasta Region

M4.7 Earthquake near Sierra Gorda, Antofagasta Region (Chile)

UTC time: 2026-07-23 01:56:01 UTC Local time: —
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Archive record · original publication time was not recorded Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.7
Depth
96.0 km
Source
USGS

Antofagasta Region · Sierra Gorda

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About this earthquake

A magnitude M4.7 earthquake was recorded near Sierra Gorda, Antofagasta Region (Chile) on July 23, 2026 at 01:56 UTC. The earthquake originated at an intermediate depth of about 96 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks. Chile: 32 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Details

ID
a5818de583018c49a303af49f97f9a3500d3ee06
Magnitude
M4.7
Depth
96.0 km
UTC time
2026-07-23 01:56:01 UTC
Local time
—
Country
Chile
State
Antofagasta Region
City
Sierra Gorda
County
Provincia de Antofagasta
Village
Sierra Gorda
Source
usgs
Coordinates
-23.11010, -68.98680
Temperature
10.3°C

Depth profile

Depth profile Depth: 96 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 96 km
Intermediate
96 km
96 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

Felt reports

2felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Jul 23, 2026, 2:05 AM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Tectonic context

Located on the South America Plate.
Near the boundary Altiplano ↔ South America · about 179 km away

Volcanoes nearby

  • Licancabur
    Distance: 118 km ·Stratovolcano ·Elevation: 5'916 m ·Chile-Bolivia
  • Sairecabur
    Distance: 120 km ·Stratovolcano(es) ·Elevation: 5'961 m ·Chile-Bolivia
  • Purico Complex
    Distance: 127 km ·Shield(pyroclastic) ·Elevation: 5'703 m ·Chile
  • Tilocalar
    Distance: 130 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Putana
    Distance: 131 km ·Stratovolcano ·Elevation: 5'884 m ·Last eruption: 1810 ·Chile
  • Lascar
    Distance: 132 km ·Stratovolcano(es) ·Elevation: 5'592 m ·Last eruption: 2026 ·Chile

Antofagasta Region

Context for this earthquake

14 Sep 2025 – 14 Sep 2026 · M ≥ 3.0 · 441 Catalogue entries

Of 440 other entries for this area and period, 3 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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