This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/09/21 11:32
Universal datetime 2023/09/21 09:32
Latitude 46.83 ° ± 0.2 km
Longitude -0.13 ° ± 0.3 km
Depth 0 km (from location) ± 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
Poitiers  47 88291
Bressuire  27 19519
Thouars  18 13990
Doué-en-Anjou  42 11005
Parthenay  22 10267
Buxerolles  46 10023
Lys-Haut-Layon  43 7880
Jaunay-Marigny  40 7530
Loudun  26 6747
Migné-Auxances  40 6071
Vouneuil-sous-Biard  42 5896
Saint-Martin-la-Pallu  32 5546
Nueil-les-Aubiers  37 5541
Neuville-de-Poitou  34 5324
Moncoutant-sur-Sèvre  37 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.34
Azimuthal gap 99.54 °
Number of stations used 10
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 CRNF Pg 09:32:45.38 -0.17 310.66 0.47 Manual
FR CRNF Sg 09:32:51.91 0.11 310.66 0.47 Manual
FR CHIF Pg 09:32:50.37 0.02 195.32 0.72 Manual
FR CHIF Sg 09:32:59.49 -0.63 195.32 0.72 Manual
FR GNEF Pg 09:32:51.58 -0.07 156.22 0.79 Manual
FR DAUF Pg 09:32:52.97 0.43 349.76 0.84 Manual
FR LGIF Pg 09:32:54.99 0.35 247.33 0.95 Manual
FR RIAF Pg 09:32:56.95 0.51 310.35 1.05 Manual
FR BOUF Pg 09:32:57.26 0.24 288.22 1.08 Manual
FR GARF Pg 09:32:59.72 0.01 104.34 1.23 Manual
FR ABJF Pn 09:33:02.28 0.14 153.46 1.4 Manual
FR ABJF Pg 09:33:02.73 -0.24 153.46 1.4 Manual
FR SOMF Pg 09:33:04.8 -0.19 4.8 1.47 Manual
FR SOMF Sg 09:33:24.88 0.66 4.8 1.47 Manual