This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2025/08/01 11:51
Universal datetime 2025/08/01 09:51
Latitude 47.93 ° ± 0.3 km
Longitude 8.94 ° ± 0.3 km
Depth 0 km (operator assigned) ± 0.0 km
See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Stuttgart  96 589793
Zürich  68 341730
Freiburg  80 215966
Ulm  95 120451
Saint Gallen  65 70572
Schaffhausen  34 33863
Bregenz  77 26928
Zug  90 23435
Frauenfeld  42 21979
Aarau  91 15501
Herisau  66 15438
Liestal  103 12832
Glarus  98 5681
Appenzell  75 5649
Vaduz  99 5197

Past seismicity

  This map shows only the 50 most significant earthquakes around this event.

Event details

Parameters

Evaluation status preliminary
RMS 0.36
Azimuthal gap 194.55 °
Number of stations used 9
Number of phases used 17

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
LE GUT Pg 09:51:23.20 -0.1 39.94 0.18 Manual
LE GUT Sg 09:51:26.27 0.64 39.94 0.18 Manual
CH SLE Pg 09:51:26.14 -0.28 241.27 0.35 Manual
CH SLE Sg 09:51:31.12 0.17 241.27 0.35 Manual
GR BFO Pg 09:51:30.17 -0.46 314.51 0.57 Manual
GR BFO Sg 09:51:38.31 -0.02 314.51 0.57 Manual
LE FELD Pg 09:51:31.50 -0.29 265.29 0.63 Manual
LE FELD Sg 09:51:40.85 0.52 265.29 0.63 Manual
LE KIZ Pg 09:51:32.49 -0.32 272.37 0.69 Manual
LE KIZ Sg 09:51:42.15 0.05 272.37 0.69 Manual
CH SULZ Pg 09:51:32.86 0.02 234.49 0.69 Manual
LE OPP Pg 09:51:34.74 0.64 318.5 0.76 Manual
LE OPP Sg 09:51:44.40 0.07 318.5 0.76 Manual
LE BABA Pg 09:51:37.63 0.27 327.91 0.93 Manual
LE BABA Sg 09:51:49.72 -0.26 327.91 0.93 Manual
CH BALST Pg 09:51:39.4 -0.15 235.21 1.03 Manual
CH BALST Sg 09:51:53.83 0.68 235.21 1.03 Manual