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Argentina · La Rioja

M3.4 Earthquake near Departamento San Blas de los Sauces, La Rioja (Argentina)

UTC time: 2026-07-18 06:36:40 UTC Local time: —
Magnitude
M3.4
Depth
146.0 km
Source
EMSC

La Rioja · Departamento San Blas de los Sauces

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About this earthquake

On July 18, 2026 at 06:36 UTC, a magnitude M3.4 earthquake occurred near Departamento San Blas de los Sauces, La Rioja (Argentina). The earthquake originated at an intermediate depth of about 146 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 12 earthquakes, the strongest at M3.7.

Depth profile

Depth profile Depth: 146 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 146 km
Intermediate
146 km
146 km — close to the regional average (140.5 km)
Regional average: 140.5 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

  • Incahuasi, Nevado de
    Distance: 209 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Blanco, Cerro
    Distance: 210 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Tipas
    Distance: 211 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Ojos del Salado, Nevados
    Distance: 217 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Solo, El
    Distance: 229 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Falso Azufre
    Distance: 234 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina

La Rioja

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 85 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Argentina

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Country statistics · Argentina

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

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