This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2021/03/16 12:53
Universal datetime 2021/03/16 11:53
Latitude 46.87 ° ± 4 km
Longitude -0.22 ° ± 4 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  45 26734
Bressuire  20 19519
Thouars  12 13990
Doué-en-Anjou  36 11005
Parthenay  25 10267
Mauléon  41 8519
Lys-Haut-Layon  35 7880
Jaunay-Marigny  48 7530
Loudun  29 6747
Migné-Auxances  48 6071
Saint-Martin-la-Pallu  40 5546
Nueil-les-Aubiers  30 5541
Pouzauges  47 5514
Neuville-de-Poitou  42 5324
Moncoutant-sur-Sèvre  33 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.37
Azimuthal gap 154.47 °
Number of stations used 5
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 CHIF Pg 11:53:20.69 -0.18 189.92 0.75 Manual
FR CHIF Sg 11:53:30.95 -0.05 189.92 0.75 Manual
FR GNEF Pg 11:53:22.30 -0.56 153.48 0.86 Manual
FR GNEF Pn 11:53:24.26 -0.52 153.48 0.86 Manual
FR GNEF Sg 11:53:34.95 0.52 153.48 0.86 Manual
FR GNEF Sn 11:53:38.33 -0.23 153.48 0.86 Manual
FR RIAF Pg 11:53:24.72 -0.43 310.83 0.98 Manual
FR RIAF Pn 11:53:26.49 0.05 310.83 0.98 Manual
FR RIAF Sg 11:53:38.69 0.3 310.83 0.98 Manual
FR SDOF Sg 11:53:44.78 0.39 225.35 1.17 Manual
FR GARF Pn 11:53:31.17 0.41 105.31 1.3 Manual
FR GARF Sn 11:53:49.94 0.3 105.31 1.3 Manual