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Argentina · San Juan

M3.1 Earthquake near Ullúm, San Juan (Argentina)

UTC time: 2026-05-18 02:17:59 UTC Local time: —

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About this earthquake

A magnitude M3.1 earthquake was recorded near Ullúm, San Juan (Argentina) on May 18, 2026 at 02:17 UTC. At around 105 km, the focal depth places this among intermediate-depth events. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Argentina: over the past 24 hours, QuakeMap24 logged 9 earthquakes, the strongest at M5.1.

Details

ID
893e81f84db348af3129f3f41b71e3cecdcf867b
Magnitude
M3.1
Depth
105.0 km
UTC time
2026-05-18 02:17:59 UTC
Local time
—
Country
Argentina
State
San Juan
City
Ullúm
County
Ullúm
Source
emsc
Coordinates
-31.23000, -68.80000
Temperature
1.5°C

Depth profile

Depth profile Depth: 105 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 105 km
Intermediate
105 km
105 km — shallower than the regional average (143.2 km)
Regional average: 143.2 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: 261 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: 388 km ·Caldera ·Elevation: 5'189 m ·Argentina
  • Palomo
    Distance: 401 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
  • Tinguiririca
    Distance: 424 km ·Stratovolcano ·Elevation: 4'280 m ·Last eruption: 1917 ·Chile

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.

Stats (last 24h)

Global (24h)
512
Country (24h)
Argentina
9
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