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Argentina · San Juan

M2.7 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-09-15 09:13:37 UTC Local time: —

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About this earthquake

On September 15, 2026 at 09:13 UTC, a magnitude M2.7 earthquake occurred near Ullúm, San Juan (Argentina). At around 91 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by EMSC. Argentina: 17 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

ID
e00ba4d74376578c73acba43b872a8afb0e8ab6f
Magnitude
M2.7
Depth
91.0 km
UTC time
2026-09-15 09:13:37 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
emsc
Coordinates
-31.29000, -68.60000
Temperature
6.8°C

Depth profile

Depth profile Depth: 91 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 91 km
Intermediate
91 km
91 km — shallower than the regional average (142.1 km)
Regional average: 142.1 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: 263 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 303 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 340 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 387 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 401 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Risco Plateado
    Distance: 423 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
    35.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

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

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 1,007 Catalogue entries

Of 1,006 other entries for this area and period, 618 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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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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