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M1.3 Depth: 4.2 km

M1.3 Earthquake near Castet, Nouvelle-Aquitaine (France)

UTC time: 2026-08-27 21:26:54 UTC Local time: —

About this earthquake

On August 27, 2026 at 21:26 UTC, a magnitude M1.3 earthquake occurred near Castet, Nouvelle-Aquitaine (France). The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by RESIF and cross-checked across seismological networks. France: over the past 24 hours, QuakeMap24 logged 31 earthquakes, the strongest at M2.3.

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Depth profile

Depth profile Depth: 4.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.2 km
Shallow
4.2 km
4.2 km — close to the regional average (6.1 km)
Regional average: 6.1 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

  • Olot Volcanic Field
    Distance: 260 km ·Volcanic field ·Elevation: 893 m ·Spain
  • Chaine des Puys
    Distance: 404 km ·Lava dome(s) ·Elevation: 1'464 m ·Last eruption: -4040 ·France

Historic earthquake map · France

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 · France

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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