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Argentina

M4.0 Earthquake near 48 km SE of San Agustín de Valle Fértil, Argentina (Argentina)

UTC time: 2025-10-09 04:10:56 UTC Local time: —

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About this earthquake

A magnitude M4.0 earthquake was recorded near 48 km SE of San Agustín de Valle Fértil, Argentina (Argentina) on October 9, 2025 at 04:10 UTC. The hypocenter lay relatively close to the surface at around 36 km, increasing how strongly it was felt. 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. Argentina: over the past 24 hours, QuakeMap24 logged 15 earthquakes, the strongest at M4.7.

Details

ID
fe0712897904b0ed4496d0ce226e975dadcbde93
Magnitude
M4.0
Depth
36.1 km
UTC time
2025-10-09 04:10:56 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
usgs
Coordinates
-30.90450, -67.07110
Temperature
17.7°C

Depth profile

Depth profile Depth: 36.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 36.1 km
Shallow
36.1 km
36.1 km — shallower than the regional average (133.7 km)
Regional average: 133.7 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Tupungatito
    Distance: 380 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 416 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Tipas
    Distance: 437 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Maipo
    Distance: 445 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Ojos del Salado, Nevados
    Distance: 446 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 447 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

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.

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