This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2023/08/11 10:40
Universal datetime 2023/08/11 08:40
Latitude 46.99 ° ± 0.3 km
Longitude -0.29 ° ± 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
Saumur  34 26734
Chemillé-en-Anjou  40 21392
Bressuire  21 19519
Thouars  3 13990
Doué-en-Anjou  22 11005
Brissac Loire Aubance  40 10807
Parthenay  39 10267
Gennes-Val-de-Loire  38 8724
Mauléon  35 8519
Chinon  45 8242
Lys-Haut-Layon  21 7880
Loudun  29 6747
Bellevigne-en-Layon  36 5730
Nueil-les-Aubiers  24 5541
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 0.25
Azimuthal gap 113.5 °
Number of stations used 10
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
FR CRNF Pg 08:40:57.19 -0.33 299.66 0.29 Manual
FR CRNF Sg 08:41:01.65 0.42 299.66 0.29 Manual
FR DAUF Pg 08:41:04.74 0.09 356.18 0.67 Manual
Z4 PSIS3 Pg 08:41:08.19 0.38 203.34 0.84 Manual
Z4 PSIS5 Pg 08:41:08.0 -0.07 201.47 0.85 Manual
Z4 PSIS1 Pg 08:41:07.96 -0.36 200.51 0.87 Manual
FR CHIF Pg 08:41:08.60 0.28 185.51 0.87 Manual
FR BOUF Pg 08:41:09.87 0.19 280.69 0.94 Manual
FR GNEF Sg 08:41:23.86 -0.05 154.25 0.99 Manual
FR GARF Pn 08:41:17.25 0.11 109.68 1.38 Manual
FR GARF Sg 08:41:36.21 -0.29 109.68 1.38 Manual
FR BEGF Pg 08:41:19.54 -0.22 295.49 1.48 Manual
FR BEGF Sn 08:41:39.47 -0.06 295.49 1.48 Manual