M3.1 Depth: 10.0 km

M3.1 Earthquake near LA RIOJA, ARGENTINA (Argentina)

UTC time: 2025-09-04 12:21:30 UTC Local time: —

About this earthquake

On September 4, 2025 at 12:21 UTC, a magnitude M3.1 earthquake occurred near LA RIOJA, ARGENTINA (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 data is provided by EMSC and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 14 earthquakes, the strongest at M3.9.

Details

Magnitude

M3.1

Depth

10.0 km

UTC time

2025-09-04 12:21:30 UTC

Local time

—

Country

Argentina

City

La Rioja

Source

emsc

Coordinates

-30.53000, -66.90000

Temperature

10.2°C

Map

Depth profile

Shallow

10 km

10 km — shallower than the regional average (147 km)

Regional average: 147 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

Tipas

Distance: 404 km ·Complex ·Elevation: 6'658 m ·Argentina
Incahuasi, Nevado de

Distance: 412 km ·Stratovolcano(es) ·Elevation: 6'638 m ·Chile-Argentina
Ojos del Salado, Nevados

Distance: 413 km ·Stratovolcano ·Elevation: 6'879 m ·Last eruption: 750 ·Chile-Argentina
Solo, El

Distance: 420 km ·Stratovolcano ·Elevation: 6'205 m ·Chile-Argentina
Tupungatito

Distance: 422 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
Blanco, Cerro

Distance: 427 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina

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)

714

Country (24h)