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Argentina

M3.6 Earthquake near ANTOFAGASTA, CHILE (Argentina)

UTC time: 2025-09-23 17:54:51 UTC Local time: —

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About this earthquake

On September 23, 2025 at 17:54 UTC, a magnitude M3.6 earthquake occurred near ANTOFAGASTA, CHILE (Argentina). The earthquake originated at an intermediate depth of about 172 km. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Argentina: 16 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
71c933a2f252b3cb501e69991dec444ee8e186bc
Magnitude
M3.6
Depth
171.8 km
UTC time
2025-09-23 17:54:51 UTC
Local time
—
Country
Argentina
City
Salta
Source
emsc
Coordinates
-24.42000, -68.21000
Temperature
10.1°C

Depth profile

Depth profile Depth: 171.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 171.8 km
Intermediate
171.8 km
171.8 km — deeper than the regional average (143 km)
Regional average: 143 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

  • Socompa
    Distance: 5 km ·Stratovolcano ·Elevation: 6'031 m ·Last eruption: -5250 ·Chile-Argentina
  • Pular
    Distance: 30 km ·Stratovolcano(es) ·Elevation: 6'233 m ·Chile
  • Negrillar, La
    Distance: 40 km ·Pyroclastic cone(s) ·Elevation: 4'220 m ·Chile
  • Aracar
    Distance: 46 km ·Stratovolcano ·Elevation: 6'095 m ·Argentina
  • Llullaillaco
    Distance: 46 km ·Stratovolcano ·Elevation: 6'739 m ·Last eruption: 1877 ·Chile-Argentina
  • Tilocalar
    Distance: 51 km ·Lava cone(es) ·Elevation: 3'109 m ·Chile

Salta

Context for this earthquake

07 Sep 2025 – 07 Sep 2026 · M ≥ 3.0 · 500 Catalogue entries

Of 499 other entries for this area and period, 153 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Argentina

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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 · Argentina

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

Stats (last 24h)

Global (24h)
503
Country (24h)
Argentina
16
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