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Argentina

M4.6 Earthquake near La Rioja Province, Argentina (Argentina)

UTC time: 2025-10-28 08:42:18 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

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About this earthquake

On October 28, 2025 at 08:42 UTC, a magnitude M4.6 earthquake occurred near La Rioja Province, Argentina (Argentina). The earthquake originated at an intermediate depth of about 135 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by GFZ and cross-checked across seismological networks. Argentina: over the past 24 hours, QuakeMap24 logged 9 earthquakes, the strongest at M3.7.

Details

ID
fd8bf0754efbc54d7e9c6ced6d70a048f5cb10ea
Magnitude
M4.6
Depth
135.0 km
UTC time
2025-10-28 08:42:18 UTC
Local time
—
Country
Argentina
City
La Rioja
Source
gfz
Coordinates
-31.48000, -66.27000
Temperature
7.7°C

Depth profile

Depth profile Depth: 135 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 135 km
Intermediate
135 km
135 km — close to the regional average (140.5 km)
Regional average: 140.5 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: 395 km ·Stratovolcano ·Elevation: 5'660 m ·Last eruption: 1987 ·Chile-Argentina
  • San Jose
    Distance: 426 km ·Stratovolcano(es) ·Elevation: 6'070 m ·Last eruption: 1960 ·Chile-Argentina
  • Maipo
    Distance: 447 km ·Caldera ·Elevation: 5'323 m ·Last eruption: 1912 ·Chile-Argentina
  • Atuel, Caldera del
    Distance: 485 km ·Caldera ·Elevation: 5'189 m ·Argentina

La Rioja

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 85 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)
567
Country (24h)
Argentina
9
Current earthquakes in
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