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Argentina · San Juan

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

UTC time: 2026-01-31 23:28:09 UTC Local time: —

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About this earthquake

A magnitude M4.3 earthquake was recorded near Calingasta, San Juan (Argentina) on January 31, 2026 at 23:28 UTC. The earthquake originated at an intermediate depth of about 144 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by EMSC and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 3 earthquakes, the strongest at M3.7.

Details

ID
952e3378630637ce10efdfd13656763178f18176
Magnitude
M4.3
Depth
143.9 km
UTC time
2026-01-31 23:28:09 UTC
Local time
—
Country
Argentina
State
San Juan
City
Calingasta
County
Calingasta
Source
emsc
Coordinates
-31.67590, -70.09060
Temperature
-2.4°C

Depth profile

Depth profile Depth: 143.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 143.9 km
Intermediate
143.9 km
143.9 km — close to the regional average (140.6 km)
Regional average: 140.6 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: 196 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 236 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 278 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 325 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 327 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Tinguiririca
    Distance: 350 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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