This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2021/03/29 11:37
Universal datetime 2021/03/29 09:37
Latitude 46.75 ° ± 4 km
Longitude -0.41 ° ± 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
Niort  47 58707
Bressuire  13 19519
Les Herbiers  48 15958
Thouars  28 13990
Fontenay-le-Comte  43 13226
Parthenay  18 10267
Mauléon  34 8519
Lys-Haut-Layon  44 7880
Chauray  44 7006
Saint-Maixent-l'École  40 6982
Sèvremont  35 6486
La Crèche  43 5635
Nueil-les-Aubiers  26 5541
Pouzauges  32 5514
Moncoutant-sur-Sèvre  14 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.39
Azimuthal gap 96.74 °
Number of stations used 8
Number of phases used 12

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 09:37:37.11 -0.45 337.45 0.42 Manual
FR CRNF Sg 09:37:42.97 -0.19 337.45 0.42 Manual
FR CHIF Pg 09:37:41.25 0.12 179.55 0.61 Manual
FR LGIF Pg 09:37:43.47 -0.07 247.45 0.74 Manual
FR BSCF Pg 09:37:47.6 -0.54 86.02 0.96 Manual
FR RIAF Pg 09:37:48.52 0.6 321.39 0.98 Manual
FR GARF Pn 09:37:55.56 0.61 98.78 1.4 Manual
FR GARF Sg 09:38:14.97 0.22 98.78 1.4 Manual
FR ABJF Pn 09:37:55.56 0.22 144.74 1.43 Manual
FR ABJF Sg 09:38:15.33 -0.33 144.74 1.43 Manual
FR MTNF Pn 09:37:56.56 -0.48 349.28 1.55 Manual
FR MTNF Sg 09:38:20.1 0.3 349.28 1.55 Manual