This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2021/02/19 09:50
Universal datetime 2021/02/19 08:50
Latitude 46.91 ° ± 3 km
Longitude -0.33 ° ± 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
Cholet  44 53917
Saumur  44 26734
Chemillé-en-Anjou  45 21392
Bressuire  13 19519
Thouars  9 13990
Doué-en-Anjou  32 11005
Parthenay  30 10267
Mauléon  32 8519
Lys-Haut-Layon  28 7880
Loudun  35 6747
Sèvremont  41 6486
Bellevigne-en-Layon  43 5730
Nueil-les-Aubiers  21 5541
Pouzauges  41 5514
Moncoutant-sur-Sèvre  30 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.33
Azimuthal gap 102.27 °
Number of stations used 10
Number of phases used 18

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 08:50:06.90 -0.6 316.07 0.32 Manual
FR CRNF Sg 08:50:11.38 -0.24 316.07 0.32 Manual
FR GIZF Pg 08:50:12.99 -0.09 35.6 0.62 Manual
FR GIZF Sg 08:50:21.18 -0.2 35.6 0.62 Manual
FR CHIF Pg 08:50:16.27 0.17 183.93 0.78 Manual
FR GNEF Pg 08:50:18.33 -0.5 150.27 0.92 Manual
FR GNEF Sg 08:50:31.57 0.25 150.27 0.92 Manual
FR BOUF Pg 08:50:18.73 -0.2 286.2 0.93 Manual
FR BOUF Sg 08:50:31.18 -0.32 286.2 0.93 Manual
FR GARF Pg 08:50:27.22 -0.08 105.88 1.38 Manual
FR GARF Sg 08:50:45.96 -0.01 105.88 1.38 Manual
FR MTNF Pn 08:50:26.97 0 345.82 1.41 Manual
FR MTNF Sg 08:50:47.51 0.6 345.82 1.41 Manual
FR BEGF Pn 08:50:28.17 0.04 298.92 1.49 Manual
FR BEGF Pg 08:50:29.39 -0.04 298.92 1.49 Manual
FR BEGF Sn 08:50:49.53 0.25 298.92 1.49 Manual
FR ABJF Pg 08:50:30.36 0.19 150.05 1.53 Manual
FR GUEF Pg 08:50:36.28 0.78 302.87 1.85 Manual