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M4.6 Depth: 135.0 km

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

UTC time: 2025-10-28 08:42:18 UTC Local time: —

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 M3.4.

Details

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

Map

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 (143.3 km)
Regional average: 143.3 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

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.

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