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Argentina

M4.0 Earthquake near LA RIOJA, ARGENTINA (Argentina)

UTC time: 2025-12-10 00:15:23 UTC Local time: —

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About this earthquake

A magnitude M4.0 earthquake was recorded near LA RIOJA, ARGENTINA (Argentina) on December 10, 2025 at 00:15 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by EMSC. Argentina: 12 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
72fd1a84b26c67d845b73ec9e9413aa163406ff4
Magnitude
M4.0
Depth
10.0 km
UTC time
2025-12-10 00:15:23 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
emsc
Coordinates
-28.67000, -68.06000
Temperature
14.8°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (143.1 km)
Regional average: 143.1 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

  • Tipas
    Distance: 171 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Ojos del Salado, Nevados
    Distance: 180 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 183 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Solo, El
    Distance: 185 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Falso Azufre
    Distance: 210 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina
  • Blanco, Cerro
    Distance: 214 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina

La Rioja

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 3.0 · 77 Catalogue entries

Of 76 other entries for this area and period, 10 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.

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