This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2021/08/06 11:53
Universal datetime 2021/08/06 09:53
Latitude 46.53 ° ± 3 km
Longitude -0.32 ° ± 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
Niort  25 58707
Bressuire  39 19519
Fontenay-le-Comte  37 13226
Parthenay  15 10267
Chauray  20 7006
Saint-Maixent-l'École  15 6982
Melle  37 6213
Migné-Auxances  49 6071
Vouneuil-sous-Biard  45 5896
La Crèche  18 5635
Saint-Martin-la-Pallu  50 5546
Pouzauges  48 5514
Aiffres  28 5506
Neuville-de-Poitou  47 5324
Moncoutant-sur-Sèvre  29 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.48
Azimuthal gap 131.82 °
Number of stations used 7
Number of phases used 13

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 09:53:57.9 -0.13 57.22 0.14 Manual
RD MFF Sg 09:53:59.48 0.47 57.22 0.14 Manual
FR CHIF Pg 09:54:02.3 -0.12 189.04 0.4 Manual
FR CHIF Sg 09:54:07.28 -0.16 189.04 0.4 Manual
FR CRNF Pg 09:54:06.27 -0.57 339.51 0.65 Manual
FR CRNF Sg 09:54:14.95 -0.66 339.51 0.65 Manual
FR LGIF Pg 09:54:09.54 0.74 265.12 0.76 Manual
FR LGIF Pn 09:54:11.2 -0.21 265.12 0.76 Manual
FR BOUF Pg 09:54:15.5 -0.28 305.43 1.11 Manual
FR BOUF Sg 09:54:31.25 0.94 305.43 1.11 Manual
FR DAUF Sg 09:54:31.65 0.45 358.76 1.13 Manual
FR RIAF Pg 09:54:16.96 -0.01 325.53 1.19 Manual
FR RIAF Sg 09:54:32.67 -0.46 325.53 1.19 Manual