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Argentina

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

UTC time: 2025-12-21 18:44:51 UTC Local time: —

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About this earthquake

A magnitude M2.8 earthquake was recorded near LA RIOJA, ARGENTINA (Argentina) on December 21, 2025 at 18:44 UTC. At around 139 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by EMSC. Argentina: over the past 24 hours, QuakeMap24 logged 11 earthquakes, the strongest at M4.0.

Details

ID
52bfbe081f54a9c73a8d8e3f7248a5c35dcec049
Magnitude
M2.8
Depth
139.0 km
UTC time
2025-12-21 18:44:51 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
emsc
Coordinates
-28.37000, -67.46000
Temperature
32.0°C

Depth profile

Depth profile Depth: 139 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 139 km
Intermediate
139 km
139 km — close to the regional average (143.1 km)
Regional average: 143.1 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

  • Tipas
    Distance: 170 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Incahuasi, Nevado de
    Distance: 170 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Ojos del Salado, Nevados
    Distance: 176 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Blanco, Cerro
    Distance: 181 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Solo, El
    Distance: 187 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Falso Azufre
    Distance: 196 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, 94 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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