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Argentina · Mendoza

M3.3 Earthquake near Distrito Río Barrancas, Mendoza (Argentina)

UTC time: 2026-09-30 23:56:59 UTC Local time: —
Magnitude
M3.3
Depth
19.0 km
Source
EMSC

Mendoza · Distrito Río Barrancas

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About this earthquake

A magnitude M3.3 earthquake was recorded near Distrito Río Barrancas, Mendoza (Argentina) on September 30, 2026 at 23:56 UTC. The hypocenter lay relatively close to the surface at around 19 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Argentina: 7 earthquakes were recorded in the past 24 hours, the strongest reaching M3.4.

Depth profile

Depth profile Depth: 19 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19 km
Shallow
19 km
19 km — shallower than the regional average (140.8 km)
Regional average: 140.8 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

  • Tromen Volcanic Plateau
    Distance: 66 km ·Stratovolcano(es) ·Elevation: 4'114 m ·Last eruption: 1822 ·Argentina
  • Payun Matru
    Distance: 78 km ·Volcanic field ·Elevation: 3'715 m ·Last eruption: -5050 ·Argentina
  • Maule, Laguna del
    Distance: 160 km ·Caldera ·Elevation: 2'162 m ·Last eruption: -50 ·Chile
  • Resago, Volcan
    Distance: 161 km ·Pyroclastic cone ·Elevation: 1'890 m ·Chile
  • Blancas, Lomas
    Distance: 179 km ·Stratovolcano ·Elevation: 2'268 m ·Chile
  • Antuco
    Distance: 185 km ·Stratovolcano ·Elevation: 2'979 m ·Last eruption: 1869 ·Chile

Mendoza

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 91 Catalogue entries

Of 90 other entries for this area and period, 46 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

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