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Argentina

M2.5 Earthquake near LA RIOJA, ARGENTINA (Argentina)

UTC time: 2025-12-28 02:20:35 UTC Local time: —

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About this earthquake

On December 28, 2025 at 02:20 UTC, a magnitude M2.5 earthquake occurred near LA RIOJA, ARGENTINA (Argentina). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: 8 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
283f39769fc5321eb1319e35fffd3abcfbd77b16
Magnitude
M2.5
Depth
10.0 km
UTC time
2025-12-28 02:20:35 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
emsc
Coordinates
-29.07000, -68.30000
Temperature
11.6°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: 210 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Ojos del Salado, Nevados
    Distance: 219 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Solo, El
    Distance: 222 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 227 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Falso Azufre
    Distance: 253 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina
  • Blanco, Cerro
    Distance: 262 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·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, 184 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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