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Argentina

M2.8 Earthquake near SAN JUAN, ARGENTINA (Argentina)

UTC time: 2025-12-31 21:13:07 UTC Local time: —

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About this earthquake

On December 31, 2025 at 21:13 UTC, a magnitude M2.8 earthquake occurred near SAN JUAN, ARGENTINA (Argentina). The earthquake originated at an intermediate depth of about 82 km. Events of this size typically go unnoticed.

The event was recorded by EMSC. Argentina: over the past 24 hours, QuakeMap24 logged 9 earthquakes, the strongest at M4.0.

Details

ID
db4d8c5ecc556c918e6e77392bfa9d0238248695
Magnitude
M2.8
Depth
82.0 km
UTC time
2025-12-31 21:13:07 UTC
Local time
—
Country
Argentina
City
San Juan
Source
emsc
Coordinates
-31.26000, -68.34000
Temperature
31.9°C

Depth profile

Depth profile Depth: 82 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 82 km
Intermediate
82 km
82 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: 277 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 317 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 352 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 399 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 415 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Risco Plateado
    Distance: 434 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
    35.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

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

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 975 Catalogue entries

Of 974 other entries for this area and period, 493 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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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