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Argentina · San Juan

M3.0 Earthquake near Calingasta, San Juan (Argentina)

UTC time: 2026-09-23 20:13:53 UTC Local time: —

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About this earthquake

A magnitude M3.0 earthquake was recorded near Calingasta, San Juan (Argentina) on September 23, 2026 at 20:13 UTC. With a focal depth of about 47 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Argentina: 11 earthquakes were recorded in the past 24 hours, the strongest reaching M4.6.

Details

ID
676814458ab21dc949b393cdea26117ca50f0da5
Magnitude
M3.0
Depth
47.0 km
UTC time
2026-09-23 20:13:53 UTC
Local time
—
Country
Argentina
State
San Juan
City
Calingasta
County
Calingasta
Source
emsc
Coordinates
-31.63000, -69.92000
Temperature
-4.2°C

Depth profile

Depth profile Depth: 47 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 47 km
Shallow
47 km
47 km — shallower than the regional average (141.9 km)
Regional average: 141.9 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Tupungatito
    Distance: 200 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 240 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 282 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 329 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 333 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Tinguiririca
    Distance: 356 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

San Juan

Context for this earthquake

24 Sep 2025 – 24 Sep 2026 · M ≥ 3.0 · 407 Catalogue entries

Of 406 other entries for this area and period, 323 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · Argentina

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