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Chile · Antofagasta Region

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

UTC time: 2026-09-16 04:39:00 UTC Local time: —
Magnitude
M3.8
Depth
123.9 km
Source
EMSC

Antofagasta Region · Antofagasta

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About this earthquake

On September 16, 2026 at 04:39 UTC, a magnitude M3.8 earthquake occurred near Antofagasta, Antofagasta Region (Chile). The earthquake originated at an intermediate depth of about 124 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 26 earthquakes, the strongest at M4.8.

Depth profile

Depth profile Depth: 123.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 123.9 km
Intermediate
123.9 km
123.9 km — deeper than the regional average (99.5 km)
Regional average: 99.5 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

  • Negrillar, La
    Distance: 75 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Llullaillaco
    Distance: 103 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Socompa
    Distance: 111 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Tilocalar
    Distance: 119 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile
  • Pular
    Distance: 126 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile
  • Tujle, Cerro
    Distance: 140 km ·Maar ·Elevation: 3'550 m ·Chile

Antofagasta Region

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 465 Catalogue entries

Of 464 other entries for this area and period, 60 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

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View earthquake KPIs, strongest and latest events, and averages for this country.

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