This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/10/23 12:25
Universal datetime 2023/10/23 10:25
Latitude 46.98 ° ± 0.4 km
Longitude -1.61 ° ± 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
Rezé  23 41411
Vertou  23 24219
Challans  24 20622
Montaigu-Vendée  23 20126
Bouguenais  22 19331
Saint-Philbert-de-Grand-Lieu  10 8921
Les Sorinières  20 8541
Le Poiré-sur-Vie  24 8509
Bouaye  20 7844
Machecoul-Saint-Même  16 7473
Sainte-Pazanne  20 6774
La Montagne  24 6231
Pont-Saint-Martin  17 6037
Bellevigny  25 6005
La Chevrolière  13 5589

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.33
Azimuthal gap 153.67 °
Number of stations used 10
Number of phases used 15

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 10:25:29.78 -0.19 353.47 0.19 Manual
FR BOUF Sg 10:25:32.46 0.11 353.47 0.19 Manual
FR LGIF Pg 10:25:36.48 -0.13 164.98 0.54 Manual
FR LGIF Sg 10:25:43.50 -0.34 164.98 0.54 Manual
FR RIAF Pg 10:25:36.88 -0.26 20.57 0.57 Manual
FR RIAF Sg 10:25:44.34 -0.44 20.57 0.57 Manual
FR CRNF Pg 10:25:39.49 0.35 76.05 0.67 Manual
FR BEGF Pg 10:25:41.18 0.1 325.31 0.78 Manual
FR BEGF Pn 10:25:43.60 0.21 325.31 0.78 Manual
FR SDOF Sg 10:25:57.42 0.62 171.64 0.94 Manual
RD MFF Pn 10:25:47.31 -0.06 109.92 1.07 Manual
RD MFF Sg 10:26:00.42 -0.62 109.92 1.07 Manual
FR DAUF Pg 10:25:46.79 -0.16 50.83 1.09 Manual
FR CHIF Sg 10:26:04.38 -0.23 135.06 1.18 Manual
FR GIZF Pg 10:25:50.43 -0.44 70.03 1.3 Manual