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Argentina · San Juan

M2.8 Earthquake near La Tuna, San Juan (Argentina)

UTC time: 2026-10-03 22:59:05 UTC Local time: —

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About this earthquake

A magnitude M2.8 earthquake was recorded near La Tuna, San Juan (Argentina) on October 3, 2026 at 22:59 UTC. With a focal depth of about 35 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by INPRES and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 19 earthquakes, the strongest at M4.7.

Details

ID
145fba8cbeeb781e32e2441f8f0e9f11873b4f7f
Magnitude
M2.8
Depth
35.0 km
UTC time
2026-10-03 22:59:05 UTC
Local time
—
Country
Argentina
State
San Juan
City
La Tuna
County
Jáchal
Source
inpres
Coordinates
-30.06400, -68.85800
Temperature
5.2°C

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 km
35 km — shallower than the regional average (133.7 km)
Regional average: 133.7 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: 320 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Solo, El
    Distance: 329 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Ojos del Salado, Nevados
    Distance: 330 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
  • Incahuasi, Nevado de
    Distance: 341 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
  • Falso Azufre
    Distance: 366 km ·Complex ·Elevation: 5'906 m ·Chile-Argentina
  • Blanco, Cerro
    Distance: 383 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina

San Juan

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 1,034 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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