This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2021/09/08 11:00
Universal datetime 2021/09/08 09:00
Latitude 47.00 ° ± 5 km
Longitude -0.25 ° ± 4 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  33 26734
Chemillé-en-Anjou  42 21392
Bressuire  24 19519
Thouars  3 13990
Doué-en-Anjou  22 11005
Brissac Loire Aubance  40 10807
Parthenay  39 10267
Gennes-Val-de-Loire  37 8724
Mauléon  38 8519
Chinon  42 8242
Lys-Haut-Layon  23 7880
Loudun  27 6747
Bellevigne-en-Layon  37 5730
Nueil-les-Aubiers  27 5541
Moncoutant-sur-Sèvre  41 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.46
Azimuthal gap 116.04 °
Number of stations used 7
Number of phases used 10

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 09:00:14.55 -0.64 297.01 0.31 Manual
FR CRNF Sg 09:00:19.22 0.05 297.01 0.31 Manual
FR DAUF Pg 09:00:22.51 0.59 354.12 0.67 Manual
FR RIAF Pg 09:00:25.71 -0.27 305.57 0.89 Manual
FR LGIF Pg 09:00:27.12 -0.25 236.2 0.96 Manual
FR BOUF Pg 09:00:27.69 0.29 280.3 0.96 Manual
FR GNEF Pg 09:00:28.63 0.92 155.62 0.98 Manual
FR GNEF Sg 09:00:40.86 -0.08 155.62 0.98 Manual
FR GARF Pg 09:00:34.62 -0.11 110.16 1.36 Manual
FR GARF Sg 09:00:52.60 -0.49 110.16 1.36 Manual