This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2023/02/23 11:30
Universal datetime 2023/02/23 10:30
Latitude 46.90 ° ± 7 km
Longitude -0.29 ° ± 6 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
Cholet  47 53917
Saumur  44 26734
Bressuire  15 19519
Thouars  9 13990
Doué-en-Anjou  33 11005
Parthenay  28 10267
Mauléon  35 8519
Lys-Haut-Layon  30 7880
Loudun  32 6747
Sèvremont  43 6486
Bellevigne-en-Layon  46 5730
Saint-Martin-la-Pallu  46 5546
Nueil-les-Aubiers  24 5541
Pouzauges  43 5514
Moncoutant-sur-Sèvre  31 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.42
Azimuthal gap 269.59 °
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
RD MFF Pg 10:30:20.79 -0.58 160.9 0.31 Manual
RD MFF Sg 10:30:25.58 -0.12 160.9 0.31 Manual
FR CHIF Pg 10:30:30.4 0.19 185.89 0.77 Manual
FR BSCF Pg 10:30:31.78 -0.18 95.48 0.88 Manual
FR BSCF Sg 10:30:45.5 0.84 95.48 0.88 Manual
FR GNEF Pg 10:30:32.86 0.53 151.27 0.9 Manual
FR GARF Pg 10:30:40.48 -0.24 105.67 1.35 Manual
FR GARF Sg 10:30:58.97 -0.55 105.67 1.35 Manual
FR CLMF Pg 10:30:41.56 0.41 177.14 1.38 Manual
FR ABJF Pg 10:30:43.31 -0.35 150.66 1.51 Manual
FR ABJF Sg 10:31:04.84 0.15 150.66 1.51 Manual
FR GZNF Pg 10:30:49.94 -0.08 111.84 1.87 Manual