M1.7 Depth: 3.1 km

M1.7 Earthquake near Sion VS (Switzerland)

UTC time: 2025-08-21 19:41:01 UTC Local time: —

About this earthquake

On August 21, 2025 at 19:41 UTC, a magnitude M1.7 earthquake occurred near Sion VS (Switzerland). With a focal depth of about 3 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by ETHZ/SED and cross-checked across seismological networks.

Details

Magnitude

M1.7

Depth

3.1 km

UTC time

2025-08-21 19:41:01 UTC

Local time

—

Country

Switzerland

City

Valais/Wallis

Source

ethz

Coordinates

46.13366, 7.38441

Temperature

2.8°C

Map

Depth profile

Shallow

3.1 km

3.1 km — close to the regional average (5.1 km)

Regional average: 5.1 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

Chaine des Puys

Distance: 343 km ·Lava dome(s) ·Elevation: 1'464 m ·Last eruption: -4040 ·France
West Eifel Volcanic Field

Distance: 451 km ·Volcanic field ·Elevation: 600 m ·Last eruption: -8300 ·Germany

Historic earthquake map · Switzerland

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Country statistics · Switzerland

Country overview

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Stats (last 24h)

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