This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 1.8 MLv
Local datetime 2023/11/19 21:53
Universal datetime 2023/11/19 20:53
Latitude 46.56 ° ± 0.7 km
Longitude -1.77 ° ± 0.8 km
Depth 7 km (from location) ± 1 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
La Roche-sur-Yon  30 54372
Les Sables-d'Olonne  5 44017
Challans  31 20622
Saint-Hilaire-de-Riez  25 11169
Luçon  48 9540
Aizenay  22 9510
Saint-Jean-de-Monts  34 8634
Le Poiré-sur-Vie  31 8509
Talmont-Saint-Hilaire  14 7657
Saint-Gilles-Croix-de-Vie  19 7655
Machecoul-Saint-Même  49 7473
Aubigny-Les Clouzeaux  23 6571
Bellevigny  37 6005
La Ferrière  37 5255
Les Achards  9 5063

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.47
Azimuthal gap 223.62 °
Number of stations used 8
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 LGIF Pg 20:53:10.3 -0.07 112.65 0.27 Manual
FR LGIF Sg 20:53:13.60 -0.2 112.65 0.27 Manual
FR BOUF Pg 20:53:16.97 0.66 8.24 0.61 Manual
FR BOUF Sg 20:53:24.35 -0.18 8.24 0.61 Manual
FR CRNF Pg 20:53:22.89 0.05 52.75 0.96 Manual
FR CRNF Sg 20:53:35.39 -0.42 52.75 0.96 Manual
FR RIAF Pg 20:53:24.1 0.46 17.93 0.99 Manual
FR RIAF Sg 20:53:36.36 -0.67 17.93 0.99 Manual
FR BEGF Pg 20:53:25.20 -0.43 342.32 1.11 Manual
FR BEGF Pn 20:53:26.1 0.39 342.32 1.11 Manual
FR BEGF Sg 20:53:40.99 0.35 342.32 1.11 Manual
FR GUEF Pg 20:53:31.41 -0.44 336.26 1.45 Manual
FR GUEF Sg 20:53:51.24 -0.53 336.26 1.45 Manual
FR DAUF Pg 20:53:31.80 -0.22 40.76 1.46 Manual
FR GIZF Sg 20:53:55.12 -0.98 57.08 1.59 Manual