This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2021/07/26 11:03
Universal datetime 2021/07/26 09:03
Latitude 46.74 ° ± 2 km
Longitude -0.40 ° ± 3 km
Depth 0 km (from location) ± 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  46 58707
Bressuire  15 19519
Thouars  29 13990
Fontenay-le-Comte  43 13226
Parthenay  16 10267
Mauléon  36 8519
Lys-Haut-Layon  45 7880
Chauray  43 7006
Saint-Maixent-l'École  39 6982
Loudun  49 6747
Sèvremont  37 6486
La Crèche  42 5635
Nueil-les-Aubiers  27 5541
Pouzauges  33 5514
Moncoutant-sur-Sèvre  15 5046

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.34
Azimuthal gap 67.43 °
Number of stations used 11
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 09:03:59.14 -0.39 336.74 0.44 Manual
FR CRNF Sg 09:04:05.13 -0.2 336.74 0.44 Manual
FR CHIF Pg 09:04:03.19 0.57 180.56 0.6 Manual
FR CHIF Sg 09:04:11.4 0.3 180.56 0.6 Manual
FR LGIF Pg 09:04:05.30 -0.05 248.56 0.75 Manual
FR GIZF Pg 09:04:06.17 0.12 30.96 0.79 Manual
FR GNEF Pg 09:04:06.20 -0.23 141.17 0.81 Manual
FR DAUF Pg 09:04:08.61 -0.05 1.89 0.93 Manual
FR DAUF Sg 09:04:21.88 0.71 1.89 0.93 Manual
RA UNIO Pg 09:04:09.76 -0.38 213.98 1.01 Manual
FR GARF Pg 09:04:16.90 -0.36 98.4 1.39 Manual
FR GARF Sg 09:04:35.75 -0.31 98.4 1.39 Manual
FR ABJF Pg 09:04:17.83 0.1 144.84 1.41 Manual
FR BEGF Pn 09:04:19.6 0.43 305.35 1.55 Manual
FR BEGF Sg 09:04:40.70 -0.44 305.35 1.55 Manual
FR MTNF Pn 09:04:19.6 0.14 348.99 1.57 Manual
FR MTNF Sg 09:04:41.88 0.05 348.99 1.57 Manual