This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2021/08/17 10:51
Universal datetime 2021/08/17 08:51
Latitude 46.98 ° ± 4 km
Longitude -0.29 ° ± 3 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  36 26734
Chemillé-en-Anjou  42 21392
Bressuire  20 19519
Thouars  3 13990
Doué-en-Anjou  24 11005
Brissac Loire Aubance  42 10807
Parthenay  37 10267
Gennes-Val-de-Loire  40 8724
Mauléon  35 8519
Lys-Haut-Layon  23 7880
Loudun  30 6747
Bellevigne-en-Layon  38 5730
Nueil-les-Aubiers  24 5541
Moncoutant-sur-Sèvre  37 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.5
Azimuthal gap 104.07 °
Number of stations used 7
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
FR CRNF Pg 08:51:16.46 -0.27 303.24 0.29 Manual
FR CRNF Sg 08:51:20.100 0.46 303.24 0.29 Manual
FR DAUF Pg 08:51:24.8 0.02 356.52 0.69 Manual
FR BSCF Pg 08:51:27.6 -0.78 100.59 0.89 Manual
FR BSCF Sg 08:51:40.75 0.88 100.59 0.89 Manual
FR LGIF Sg 08:51:40.95 -0.06 236.37 0.93 Manual
FR BOUF Pg 08:51:28.41 -0.35 281.89 0.94 Manual
FR BOUF Sg 08:51:41.84 0.39 281.89 0.94 Manual
FR GNEF Pg 08:51:28.69 -0.64 153.6 0.97 Manual
FR GNEF Sg 08:51:43.7 0.62 153.6 0.97 Manual
FR GARF Pg 08:51:36.57 -0.27 108.88 1.37 Manual