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Argentina · La Rioja

M3.1 Earthquake near Departamento Vinchina, La Rioja (Argentina)

UTC time: 2026-04-21 21:48:52 UTC Local time: —
Magnitude
M3.1
Depth
100.5 km
Source
EMSC

La Rioja · Departamento Vinchina

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About this earthquake

On April 21, 2026 at 21:48 UTC, a magnitude M3.1 earthquake occurred near Departamento Vinchina, La Rioja (Argentina). The earthquake originated at an intermediate depth of about 101 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Argentina: over the past 24 hours, QuakeMap24 logged 8 earthquakes, the strongest at M5.1.

Depth profile

Depth profile Depth: 100.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 100.5 km
Intermediate
100.5 km
100.5 km — shallower than the regional average (143.2 km)
Regional average: 143.2 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: 93 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Solo, El
    Distance: 94 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Ojos del Salado, Nevados
    Distance: 102 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 124 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Falso Azufre
    Distance: 140 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina
  • Condor, El
    Distance: 157 km ·Stratovolcano ·Elevation: 6'373 m ·Argentina

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.

Stats (last 24h)

Global (24h)
493
Country (24h)
Argentina
8
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