This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2021/02/17 12:53
Universal datetime 2021/02/17 11:53
Latitude 46.87 ° ± 4 km
Longitude -0.27 ° ± 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
Saumur  46 26734
Bressuire  16 19519
Thouars  11 13990
Doué-en-Anjou  36 11005
Parthenay  25 10267
Mauléon  37 8519
Lys-Haut-Layon  33 7880
Loudun  32 6747
Sèvremont  45 6486
Bellevigne-en-Layon  49 5730
Saint-Martin-la-Pallu  44 5546
Nueil-les-Aubiers  26 5541
Pouzauges  44 5514
Neuville-de-Poitou  45 5324
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 0.27
Azimuthal gap 100.41 °
Number of stations used 9
Number of phases used 14

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 11:53:51.76 -0.31 315.59 0.37 Manual
FR CRNF Sg 11:53:56.88 -0.07 315.59 0.37 Manual
FR GIZF Pg 11:53:57.1 0.19 30.69 0.62 Manual
FR GIZF Sg 11:54:05.58 0.35 30.69 0.62 Manual
FR CHIF Pg 11:53:59.44 0.39 187.24 0.74 Manual
FR BSCF Pg 11:54:01.31 0.05 94.03 0.86 Manual
FR GNEF Pg 11:54:01.31 -0.13 151.39 0.87 Manual
FR BOUF Pg 11:54:03.44 0.03 287.65 0.98 Manual
FR BOUF Sg 11:54:16.58 -0.06 287.65 0.98 Manual
FR GARF Pg 11:54:09.83 -0.13 104.88 1.33 Manual
FR GARF Sg 11:54:27.54 -0.45 104.88 1.33 Manual
FR SOMF Pn 11:54:11.26 0.23 8.63 1.44 Manual
FR MTNF Pn 11:54:11.50 0.34 344.69 1.45 Manual
FR MTNF Sg 11:54:31.52 -0.42 344.69 1.45 Manual