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Argentina · San Juan

M4.3 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-01-12 00:57:53 UTC Local time: —

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About this earthquake

On January 12, 2026 at 00:57 UTC, a magnitude M4.3 earthquake occurred near Ullúm, San Juan (Argentina). The earthquake originated at an intermediate depth of about 110 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by GFZ and cross-checked across seismological networks. Argentina: 8 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.

Details

ID
f6189e1b40f327904a1c3995e085ea35f5a4f6c2
Magnitude
M4.3
Depth
110.0 km
UTC time
2026-01-12 00:57:53 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
gfz
Coordinates
-31.30000, -68.84000
Temperature
15.0°C

Depth profile

Depth profile Depth: 110 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 110 km
Intermediate
110 km
110 km — shallower than the regional average (143.1 km)
Regional average: 143.1 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: 253 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 294 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 332 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 380 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 392 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Tinguiririca
    Distance: 415 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

San Juan

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 3.0 · 396 Catalogue entries

Of 395 other entries for this area and period, 30 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Argentina

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Country statistics · Argentina

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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