Back to map
Switzerland · St. Gallen

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

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

Map

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.

Details

ID
eb4532a6c7e2d97d6b5e1f0a5319af027a775619
Magnitude
M0.3
Depth
2.8 km
UTC time
2026-08-23 06:40:31 UTC
Local time
—
Country
Switzerland
State
St. Gallen
City
Wartau
County
Wahlkreis Werdenberg
Source
emsc
Coordinates
47.10050, 9.42280
Temperature
17.2°C

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

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Sankt Gallen Altenrhein AirportSwitzerland · ACH · LSZR
    44.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Switzerland

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 65 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Switzerland

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 · Switzerland

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

Share