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M0.3 Depth: 2.8 km

M0.3 Earthquake near Wartau, St. Gallen (Switzerland)

UTC time: 2026-08-23 06:40:31 UTC Local time: —

About this earthquake

A magnitude M0.3 earthquake was recorded near Wartau, St. Gallen (Switzerland) on August 23, 2026 at 06:40 UTC. The hypocenter lay relatively close to the surface at around 3 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. Switzerland: over the past 24 hours, QuakeMap24 logged 3 earthquakes, the strongest at M1.2.

Map

Depth profile

Depth profile Depth: 2.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.8 km
Shallow
2.8 km
2.8 km — close to the regional average (4.8 km)
Regional average: 4.8 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

  • West Eifel Volcanic Field
    Distance: 390 km ·Volcanic field ·Elevation: 600 m ·Last eruption: -8300 ·Germany

Historic earthquake map · Switzerland

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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 · Switzerland

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

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