This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2025/11/25 12:19
Universal datetime 2025/11/25 11:19
Latitude 47.30 ° ± 0.5 km
Longitude -2.14 ° ± 0.4 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
Saint-Nazaire  9 69993
La Baule-Escoublac  16 16132
Guérande  21 15873
Pornic  21 15018
Saint-Brevin-les-Pins  6 13802
Pontchâteau  15 10684
Pornichet  14 10669
Savenay  18 8679
Donges  6 7961
Trignac  5 7868
Montoir-de-Bretagne  2 7088
Herbignac  21 6822
Chaumes-en-Retz  24 6759
Saint-André-des-Eaux  13 6473
Missillac  21 5342

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.31
Azimuthal gap 148.62 °
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
FR BEGF Pg 11:19:11.42 -0.01 345.48 0.32 Manual
FR BEGF Sg 11:19:15.35 -0.32 345.48 0.32 Manual
FR BOUF Pg 11:19:12.34 -0.01 112.21 0.37 Manual
FR BOUF Sg 11:19:17.73 0.48 112.21 0.37 Manual
FR RIAF Pg 11:19:15.97 -0.61 69.71 0.6 Manual
FR RIAF Sg 11:19:24.36 -0.29 69.71 0.6 Manual
FR GUEF Pg 11:19:18.4 0.08 330.57 0.67 Manual
FR GUEF Sg 11:19:27.34 0.3 330.57 0.67 Manual
FR PLOF Pg 11:19:23.49 -0.16 297.47 0.98 Manual
FR PLOF Sg 11:19:36.96 0.08 297.47 0.98 Manual
FR LGIF Pg 11:19:23.80 0.05 148.86 0.98 Manual
FR DAUF Pg 11:19:29.13 0.15 72.89 1.27 Manual
FR DAUF Sg 11:19:46.80 0.69 72.89 1.27 Manual
RD ROSF Pg 11:19:29.33 -0.01 324.02 1.29 Manual
RD ROSF Sg 11:19:47.17 0.43 324.02 1.29 Manual
FR MTNF Pn 11:19:29.53 0.15 41.53 1.31 Manual
FR MTNF Sg 11:19:47.52 0.11 41.53 1.31 Manual