This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2023/07/20 11:30
Universal datetime 2023/07/20 09:30
Latitude 46.96 ° ± 0.2 km
Longitude -0.29 ° ± 0.2 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
Saumur  37 26734
Chemillé-en-Anjou  43 21392
Bressuire  19 19519
Thouars  3 13990
Doué-en-Anjou  25 11005
Brissac Loire Aubance  43 10807
Parthenay  36 10267
Gennes-Val-de-Loire  41 8724
Mauléon  35 8519
Lys-Haut-Layon  24 7880
Loudun  30 6747
Sèvremont  45 6486
Bellevigne-en-Layon  39 5730
Nueil-les-Aubiers  23 5541
Moncoutant-sur-Sèvre  36 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.39
Azimuthal gap 72.35 °
Number of stations used 10
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 09:30:17.38 -0.13 304.99 0.3 Manual
FR CRNF Sg 09:30:21.73 0.31 304.99 0.3 Manual
RD MFF Pg 09:30:18.79 -0.1 164.65 0.37 Manual
RD MFF Sg 09:30:23.89 0.04 164.65 0.37 Manual
FR GIZF Pg 09:30:22.78 0.53 36.62 0.55 Manual
FR DAUF Pg 09:30:25.22 0.3 356.51 0.7 Manual
FR BSCF Pg 09:30:28.93 0.51 99.87 0.89 Manual
FR LGIF Pg 09:30:29.77 0.72 237 0.92 Manual
FR BOUF Pg 09:30:30.17 0.71 282.56 0.94 Manual
FR BOUF Sg 09:30:42.71 0.5 282.56 0.94 Manual
FR GNEF Pg 09:30:29.94 0.16 153.34 0.96 Manual
FR GNEF Sg 09:30:42.74 -0.01 153.34 0.96 Manual
FR SOMF Pg 09:30:36.91 -0.25 9.72 1.36 Manual
FR SOMF Sg 09:30:55.28 -0.24 9.72 1.36 Manual
FR GARF Pg 09:30:37.45 0.05 108.43 1.37 Manual
FR GARF Sg 09:30:55.40 -0.54 108.43 1.37 Manual