This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/06/20 11:04
Universal datetime 2023/06/20 09:04
Latitude 46.92 ° ± 0.5 km
Longitude -0.31 ° ± 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
Cholet  45 53917
Saumur  43 26734
Chemillé-en-Anjou  45 21392
Bressuire  15 19519
Thouars  8 13990
Doué-en-Anjou  30 11005
Parthenay  31 10267
Mauléon  33 8519
Lys-Haut-Layon  27 7880
Loudun  33 6747
Sèvremont  42 6486
Bellevigne-en-Layon  43 5730
Nueil-les-Aubiers  22 5541
Pouzauges  42 5514
Moncoutant-sur-Sèvre  31 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.28
Azimuthal gap 143.46 °
Number of stations used 9
Number of phases used 16

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 09:05:04.81 -0.18 313.37 0.32 Manual
FR CRNF Sg 09:05:09.30 0.17 313.37 0.32 Manual
RD MFF Pg 09:05:05.34 -0.03 159.96 0.34 Manual
RD MFF Sg 09:05:09.98 0.18 159.96 0.34 Manual
FR CHIF Pg 09:05:14.3 0.27 184.72 0.79 Manual
FR LGIF Pg 09:05:15.75 0.22 238.88 0.88 Manual
FR LGIF Pn 09:05:17.76 0.45 238.88 0.88 Manual
FR LGIF Sg 09:05:26.94 -0.51 238.88 0.88 Manual
FR BSCF Pg 09:05:15.70 -0.09 96.83 0.9 Manual
FR RIAF Sg 09:05:27.84 -0.2 311.16 0.9 Manual
FR GNEF Pg 09:05:16.13 -0.23 151.19 0.93 Manual
FR GNEF Sn 09:05:32.15 -0.36 151.19 0.93 Manual
FR BOUF Pg 09:05:16.28 -0.29 285.45 0.94 Manual
FR BOUF Sg 09:05:28.98 -0.27 285.45 0.94 Manual
FR BOUF Sn 09:05:32.46 -0.34 285.45 0.94 Manual
FR GARF Pg 09:05:24.92 0.3 106.41 1.37 Manual