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Argentina · San Juan

M4.2 Earthquake near Angaco, San Juan (Argentina)

UTC time: 2026-05-31 22:18:34 UTC Local time: —

Magnitude

M4.2

Depth: 109.3 km
Source: USGS

San Juan · Angaco

Country overview

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About this earthquake

On May 31, 2026 at 22:18 UTC, a magnitude M4.2 earthquake occurred near Angaco, San Juan (Argentina). At around 109 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 10 earthquakes, the strongest at M3.7.

Details

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Magnitude

M4.2

Depth

109.3 km

UTC time

2026-05-31 22:18:34 UTC

Local time

—

Country

Argentina

State

San Juan

City

Angaco

County

Angaco

Source

usgs

Coordinates

-31.21660, -68.32380

Temperature

14.5°C

Depth profile

Intermediate

109.3 km

109.3 km — shallower than the regional average (140.6 km)

Regional average: 140.6 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: 282 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
San Jose

Distance: 322 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
Maipo

Distance: 357 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
Atuel, Caldera del

Distance: 404 km ·Caldera ·Elevation: 5'189 m ·Argentina
Palomo

Distance: 420 km ·Stratovolcano ·Elevation: 4'860 m ·Chile
Risco Plateado

Distance: 439 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
40.5 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

San Juan

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 413 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)

604

Country (24h)