This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/07/20 11:09
Universal datetime 2023/07/20 09:09
Latitude 46.82 ° ± 0.1 km
Longitude -0.10 ° ± 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  43 88291
Bressuire  29 19519
Thouars  21 13990
Doué-en-Anjou  45 11005
Parthenay  22 10267
Buxerolles  43 10023
Jaunay-Marigny  37 7530
Loudun  26 6747
Migné-Auxances  37 6071
Naintré  45 5911
Vouneuil-sous-Biard  39 5896
Saint-Martin-la-Pallu  29 5546
Nueil-les-Aubiers  40 5541
Neuville-de-Poitou  31 5324
Moncoutant-sur-Sèvre  39 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.32
Azimuthal gap 165.57 °
Number of stations used 9
Number of phases used 13

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
RD MFF Pg 09:09:33.60 -0.12 188.8 0.22 Manual
RD MFF Sg 09:09:36.56 0.06 188.8 0.22 Manual
FR CRNF Sg 09:09:44.76 -0.81 310.35 0.49 Manual
FR CHIF Pg 09:09:43.52 0.48 197.45 0.72 Manual
FR CHIF Sg 09:09:52.59 -0.11 197.45 0.72 Manual
FR GNEF Pg 09:09:43.94 -0.13 157.33 0.77 Manual
FR GNEF Sg 09:09:54.96 0.48 157.33 0.77 Manual
FR DAUF Pg 09:09:45.78 0 348.47 0.86 Manual
FR LGIF Pg 09:09:47.95 0.16 248.75 0.97 Manual
FR RIAF Pg 09:09:49.95 0.13 310.23 1.08 Manual
FR BOUF Pg 09:09:50.44 0.06 288.65 1.11 Manual
FR ABJF Pg 09:09:55.60 0.22 154.05 1.38 Manual
FR ABJF Sg 09:10:14.31 0.26 154.05 1.38 Manual