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Argentina · San Juan

M2.6 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-10-28 15:13:50 UTC Local time: —

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About this earthquake

A magnitude M2.6 earthquake was recorded near Ullúm, San Juan (Argentina) on October 28, 2026 at 15:13 UTC. At around 103 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by INPRES. Argentina: 10 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
659a2dfe2384005b4629104f88c35bcbf871c894
Magnitude
M2.6
Depth
103.0 km
UTC time
2026-10-28 15:13:50 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
inpres
Coordinates
-31.27500, -68.59600
Temperature
19.5°C

Depth profile

Depth profile Depth: 103 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103 km
Intermediate
103 km
103 km — shallower than the regional average (135.4 km)
Regional average: 135.4 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: 264 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 305 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 341 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 389 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 403 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Risco Plateado
    Distance: 425 km ·Stratovolcano ·Elevation: 4'999 m ·Argentina

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Domingo Faustino Sarmiento AirportArgentina · UAQ · SANU
    37.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-01

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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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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.

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