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Argentina · San Juan

M3.4 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-10-13 08:08:23 UTC Local time: —

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About this earthquake

A magnitude M3.4 earthquake was recorded near Ullúm, San Juan (Argentina) on October 13, 2026 at 08:08 UTC. The earthquake originated at an intermediate depth of about 102 km. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Argentina: over the past 24 hours, QuakeMap24 logged 11 earthquakes, the strongest at M3.7.

Details

ID
ff4fcfb8f38c91da76ade160d6cad11289657a5e
Magnitude
M3.4
Depth
102.0 km
UTC time
2026-10-13 08:08:23 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
emsc
Coordinates
-31.23000, -68.93000
Temperature
1.7°C

Depth profile

Depth profile Depth: 102 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 102 km
Intermediate
102 km
102 km — shallower than 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

  • Tupungatito
    Distance: 257 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 299 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 337 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 385 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 397 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Tinguiririca
    Distance: 420 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

San Juan

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 413 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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