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Argentina · San Juan

M2.7 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-10-05 18:31:45 UTC Local time: —

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About this earthquake

On October 5, 2026 at 18:31 UTC, a magnitude M2.7 earthquake occurred near Ullúm, San Juan (Argentina). At around 100 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The event was recorded by INPRES. Argentina: 18 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

ID
67bf573d59062d762db49f2e5f8527a94f36df43
Magnitude
M2.7
Depth
100.0 km
UTC time
2026-10-05 18:31:45 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
inpres
Coordinates
-30.78600, -68.84000
Temperature
7.2°C

Depth profile

Depth profile Depth: 100 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 100 km
Intermediate
100 km
100 km — shallower than the regional average (133.7 km)
Regional average: 133.7 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

  • Tupungatito
    Distance: 307 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 348 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 387 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Tipas
    Distance: 400 km ·Complex ·Elevation: 6'658 m ·Argentina
  • Solo, El
    Distance: 409 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
  • Ojos del Salado, Nevados
    Distance: 410 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-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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