Magnitude
M1.1
- Depth
- -1.7 km
- Source
- SED_ETHZ
St. Gallen · Wartau
Country overviewSwitzerland · St. Gallen
M1.1 Earthquake near Wartau, St. Gallen (Switzerland)
Map
About this earthquake
On August 21, 2026 at 16:46 UTC, a magnitude M1.1 earthquake occurred near Wartau, St. Gallen (Switzerland). Events of this size typically go unnoticed.
Switzerland: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M1.2.
Details
ID
3826c61a4991d2e9a00b5461695123ee940bb15d
Magnitude
M1.1
Depth
-1.7 km
UTC time
2026-08-21 16:46:58 UTC
Local time
—
Country
State
City
County
Source
sed_ethz
Coordinates
47.10202,
9.39741
Temperature
16.1°C
Depth profile
Shallow
-1.7 km
0 km — shallower than the regional average (4.8 km)
Regional average: 4.8 km
Negative depth = focus above sea level (terrain elevation).
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
Airports
- Sankt Gallen Altenrhein Airport44.3 kmStraight-line distance
Switzerland · ACH · LSZR
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 profileHistoric earthquake map · Switzerland
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.
Country statistics · Switzerland
View earthquake KPIs, strongest and latest events, and averages for this country.
Stats (last 24h)
Global (24h)
625
Country (24h)
Switzerland
3
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