This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2023/06/16 10:52
Universal datetime 2023/06/16 08:52
Latitude 46.48 ° ± 0.5 km
Longitude -0.39 ° ± 0.6 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
Niort  18 58707
Bressuire  42 19519
Fontenay-le-Comte  31 13226
Parthenay  22 10267
Chauray  14 7006
Saint-Maixent-l'École  16 6982
Surgères  50 6807
Sèvremont  53 6486
Melle  35 6213
Vouneuil-sous-Biard  52 5896
La Crèche  14 5635
Nueil-les-Aubiers  53 5541
Pouzauges  47 5514
Aiffres  22 5506
Moncoutant-sur-Sèvre  29 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.36
Azimuthal gap 120.7 °
Number of stations used 6
Number of phases used 11

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 08:52:57.85 -0.45 54.45 0.21 Manual
RD MFF Sg 08:53:00.35 -0.87 54.45 0.21 Manual
FR GNEF Pg 08:53:05.90 -0.15 126.67 0.63 Manual
FR CRNF Pg 08:53:06.88 -0.12 345 0.68 Manual
FR CRNF Sg 08:53:15.97 -0.47 345 0.68 Manual
RA UNIO Pg 08:53:09.36 -0.1 224.31 0.81 Manual
RA UNIO Pn 08:53:11.90 0.04 224.31 0.81 Manual
FR BSCF Pg 08:53:13.21 0.19 70.64 1 Manual
FR BSCF Pn 08:53:14.61 0.16 70.64 1 Manual
FR DAUF Pg 08:53:16.70 0.36 1.32 1.18 Manual
FR DAUF Sg 08:53:32.62 -0.15 1.32 1.18 Manual