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Argentina

M2.8 Earthquake near LA RIOJA, ARGENTINA (Argentina)

UTC time: 2025-12-06 09:07:09 UTC Local time: —

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About this earthquake

On December 6, 2025 at 09:07 UTC, a magnitude M2.8 earthquake occurred near LA RIOJA, ARGENTINA (Argentina). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

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

Details

ID
09fda8939b963a5e8f3e8654e29cf6e482c63ea5
Magnitude
M2.8
Depth
10.0 km
UTC time
2025-12-06 09:07:09 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
emsc
Coordinates
-29.86000, -65.71000
Temperature
24.2°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

  • Blanco, Cerro
    Distance: 398 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Incahuasi, Nevado de
    Distance: 403 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Tipas
    Distance: 407 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Ojos del Salado, Nevados
    Distance: 412 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Solo, El
    Distance: 424 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Falso Azufre
    Distance: 428 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina

La Rioja

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 219 Catalogue entries

Of 218 other entries for this area and period, 93 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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Country statistics · Argentina

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

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