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Argentina · San Juan

M4.8 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-11-15 04:00:00 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

A magnitude M4.8 earthquake was recorded near Ullúm, San Juan (Argentina) on November 15, 2026 at 04:00 UTC. The earthquake originated at an intermediate depth of about 109 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 16 earthquakes, the strongest at M4.8.

Details

ID
38d7a68e774d9102986efcbc5ca35c8807bfee5b
Magnitude
M4.8
Depth
108.9 km
UTC time
2026-11-15 04:00:00 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
usgs
Coordinates
-31.32210, -68.68220
Temperature
21.1°C

Depth profile

Depth profile Depth: 108.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 108.9 km
Intermediate
108.9 km
108.9 km — close to the regional average (134 km)
Regional average: 134 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Tectonic context

Located on the South America Plate.
Near the boundary Nazca ↔ South America · about 377 km away

Volcanoes nearby

  • Tupungatito
    Distance: 256 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 297 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 334 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 382 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 395 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Risco Plateado
    Distance: 418 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
    37.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-15

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 ≥ 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

Open history map
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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