This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/05/31 12:52
Universal datetime 2023/05/31 10:52
Latitude 46.88 ° ± 2 km
Longitude -0.28 ° ± 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  15 19519
Thouars  11 13990
Doué-en-Anjou  35 11005
Parthenay  26 10267
Mauléon  36 8519
Lys-Haut-Layon  32 7880
Loudun  32 6747
Sèvremont  44 6486
Bellevigne-en-Layon  48 5730
Saint-Martin-la-Pallu  45 5546
Nueil-les-Aubiers  25 5541
Pouzauges  43 5514
Neuville-de-Poitou  46 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 0.47
Azimuthal gap 100.68 °
Number of stations used 9
Number of phases used 17

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 10:52:51.87 -0.78 315.48 0.36 Manual
FR CRNF Sg 10:52:57.29 -0.09 315.48 0.36 Manual
FR GIZF Pg 10:52:56.76 -0.76 31.58 0.62 Manual
FR GIZF Sg 10:53:06.9 0.19 31.58 0.62 Manual
FR CHIF Pg 10:52:59.68 -0.28 186.65 0.75 Manual
FR CHIF Sg 10:53:10.69 0.59 186.65 0.75 Manual
FR DAUF Pg 10:53:00.61 0.08 356.46 0.78 Manual
FR GNEF Pg 10:53:01.83 -0.56 151.25 0.88 Manual
FR GNEF Sg 10:53:15.6 0.74 151.25 0.88 Manual
FR BOUF Pg 10:53:04.11 0.09 287.33 0.97 Manual
FR BOUF Sg 10:53:17.10 -0.03 287.33 0.97 Manual
FR GARF Pn 10:53:10.46 0.08 105.11 1.34 Manual
FR GARF Sg 10:53:28.58 -0.45 105.11 1.34 Manual
FR SOMF Pn 10:53:11.50 -0.2 8.94 1.44 Manual
FR SOMF Sg 10:53:33.12 0.92 8.94 1.44 Manual
FR MTNF Pn 10:53:11.85 0.05 344.86 1.44 Manual
FR MTNF Sg 10:53:32.83 0.41 344.86 1.44 Manual