This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2023/03/20 11:16
Universal datetime 2023/03/20 10:16
Latitude 46.53 ° ± 0.1 km
Longitude -0.34 ° ± 0.1 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
Niort  24 58707
Bressuire  38 19519
Thouars  50 13990
Fontenay-le-Comte  36 13226
Parthenay  15 10267
Chauray  20 7006
Saint-Maixent-l'École  16 6982
Melle  37 6213
Vouneuil-sous-Biard  47 5896
La Crèche  18 5635
Nueil-les-Aubiers  50 5541
Pouzauges  47 5514
Aiffres  28 5506
Neuville-de-Poitou  48 5324
Moncoutant-sur-Sèvre  28 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.3
Azimuthal gap 77.95 °
Number of stations used 11
Number of phases used 16

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 10:16:37.56 -0.19 60.35 0.15 Manual
RD MFF Sg 10:16:39.81 0.12 60.35 0.15 Manual
FR CHIF Pg 10:16:42.54 0.11 187 0.4 Manual
FR CHIF Sg 10:16:47.85 0.15 187 0.4 Manual
FR GNEF Pg 10:16:46.29 -0.39 132.27 0.63 Manual
FR CRNF Pg 10:16:46.77 -0.26 340.63 0.64 Manual
FR CRNF Sg 10:16:55.19 -0.54 340.63 0.64 Manual
FR LGIF Pg 10:16:48.76 -0.08 264.95 0.74 Manual
FR BSCF Pg 10:16:53.17 0.46 72.56 0.95 Manual
FR BOUF Pg 10:16:55.29 -0.12 305.81 1.09 Manual
FR DAUF Pg 10:16:56.46 0.34 359.46 1.13 Manual
FR DAUF Sg 10:17:11.64 0.18 359.46 1.13 Manual
FR RIAF Pg 10:16:57.5 -0.05 326.06 1.19 Manual
FR ABJF Pg 10:16:57.67 -0.11 140.89 1.22 Manual
FR ABJF Sg 10:17:14.97 0.64 140.89 1.22 Manual
FR GARF Pg 10:16:59.88 0.07 89.83 1.33 Manual