This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2023/05/04 10:45
Universal datetime 2023/05/04 08:45
Latitude 47.18 ° ± 0.4 km
Longitude -1.21 ° ± 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-Sébastien-sur-Loire  22 26838
Sèvremoine  13 25414
Vertou  20 24219
Beaupréau-en-Mauges  19 23228
Orée d'Anjou  14 16413
Montrevault-sur-Èvre  15 15859
Sainte-Luce-sur-Loire  21 15360
Thouaré-sur-Loire  20 10025
Basse-Goulaine  19 9036
Vallet  4 9015
Le Loroux-Bottereau  11 8227
Clisson  10 7187
Saint-Julien-de-Concelles  16 6917
Divatte-sur-Loire  14 6844
Haute-Goulaine  15 5764

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.38
Azimuthal gap 75.33 °
Number of stations used 9
Number of phases used 14

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 BOUF Pg 08:45:31.17 -0.46 265.71 0.29 Manual
FR BOUF Sg 08:45:35.21 -0.2 265.71 0.29 Manual
FR RIAF Pg 08:45:32.44 0.06 348.16 0.33 Manual
FR RIAF Sg 08:45:37.17 0.44 348.16 0.33 Manual
FR CRNF Pg 08:45:33.36 -0.08 96.93 0.39 Manual
FR CRNF Sg 08:45:39.14 0.57 96.93 0.39 Manual
FR LGIF Pg 08:45:39.70 -0.25 190.38 0.74 Manual
FR DAUF Pg 08:45:39.91 -0.36 50.43 0.75 Manual
FR BEGF Pg 08:45:41.78 0.06 301.6 0.83 Manual
FR BEGF Sg 08:45:53.20 0.22 301.6 0.83 Manual
FR MTNF Pg 08:45:46.51 -0.51 12.69 1.12 Manual
FR MTNF Sg 08:46:02.78 0.64 12.69 1.12 Manual
FR CHIF Pg 08:45:48.91 0.58 151.81 1.19 Manual
FR GUEF Pg 08:45:48.46 0.03 306.73 1.19 Manual