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Argentina · San Luis

M3.1 Earthquake near Comisión Municipal de El Trapiche, San Luis (Argentina)

UTC time: 2026-10-18 01:35:00 UTC Local time: —
Magnitude
M3.1
Depth
10.0 km
Source
EMSC

San Luis · Comisión Municipal de El Trapiche

Country overview

Map

About this earthquake

On October 18, 2026 at 01:35 UTC, a magnitude M3.1 earthquake occurred near Comisión Municipal de El Trapiche, San Luis (Argentina). With a focal depth of about 10 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: over the past 24 hours, QuakeMap24 logged 10 earthquakes, the strongest at M3.9.

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (140.4 km)
Regional average: 140.4 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: 346 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 362 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 368 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 394 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Risco Plateado
    Distance: 416 km ·Stratovolcano ·Elevation: 4'999 m ·Argentina
  • Infiernillo
    Distance: 421 km ·Volcanic field ·Elevation: 3'007 m ·Last eruption: -6890 ·Argentina

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Brigadier Mayor D Cesar Raul Ojeda AirportArgentina · LUQ · SAOU
    38.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Argentina

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 1,471 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

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.

Stats (last 24h)

Global (24h)
583
Country (24h)
Argentina
10
Current earthquakes in
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