📌 Did you know? The 1356 Basel earthquake (M6.5) is the largest documented in Central Europe.
📋 Local earthquakes (past 24h)
No local earthquakes in the past 24 hours.
About Earthquake Activity in Switzerland
Switzerland has moderate seismicity, with the most active region in the Valais and Basel areas. Learn more about seismic activity in Switzerland below.
The largest earthquake recorded in Switzerland in the past 100 years was M6.2 in 1946 (2 km WNW of Kandersteg, Switzerland). The region is defined by Rhine Graben, Valais fault zone, and the risk level is classified as Moderate.
With a population of 8.6 million, understanding local seismic hazards is crucial. This page provides real‑time USGS data and historical context for Switzerland.
Why does Switzerland experience earthquakes?
Switzerland lies on Intraplate – Alpine collision influence. The movement of these plates builds up stress, which is released as earthquakes. In subduction zones, one plate dives beneath another, generating some of the largest quakes on Earth. In strike‑slip regions like the San Andreas, plates slide past horizontally.
Key facts about Switzerland seismicity
- 🌋 Seismic risk: Moderate
- 🏔️ Major faults: Rhine Graben, Valais fault zone
- 📅 Notable historical quakes: 1356 Basel (M6.5), 1946 Sierre (M6.1), 2020 M4.6 near Saanen
- 👥 Population exposed: 8.6 million
- 🧩 Tectonic setting: Intraplate – Alpine collision influence
Frequently Asked Questions about Switzerland Earthquakes
❓ What was the strongest earthquake in Switzerland?
The largest earthquake recorded in Switzerland in the past 100 years was M6.2 in 1946 (2 km WNW of Kandersteg, Switzerland).
❓ Is Switzerland on a fault line?
Yes, Switzerland is crossed by Rhine Graben, Valais fault zone, making it prone to seismic activity.
❓ How often do earthquakes occur in Switzerland?
Due to its tectonic setting (Intraplate – Alpine collision influence), Switzerland experiences hundreds to thousands of earthquakes each year, though most are too small to feel.
❓ What should I do during an earthquake in Switzerland?
Drop, cover, and hold on. Stay away from windows, and if outdoors, move to an open area. After the shaking stops, check for injuries and be ready for aftershocks.
Other seismically active regions
Data sources: USGS real‑time feed, USGS historical archive (last 100 years), and Wikipedia. Page refreshes live earthquake data every 60 seconds.
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