This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2022/11/18 12:17
Universal datetime 2022/11/18 11:17
Latitude 47.17 ° ± 2 km
Longitude -1.87 ° ± 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
Saint-Herblain  19 46268
Couëron  13 21372
Bouguenais  19 19331
Pornic  15 15018
Saint-Philbert-de-Grand-Lieu  20 8921
Sautron  19 8192
Bouaye  15 7844
Machecoul-Saint-Même  19 7473
Saint-Étienne-de-Montluc  13 7129
Sainte-Pazanne  10 6774
Chaumes-en-Retz  4 6759
La Montagne  14 6231
Vigneux-de-Bretagne  20 6030
Saint-Jean-de-Boiseau  12 5827
Le Pellerin  7 5100

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.29
Azimuthal gap 124.68 °
Number of stations used 10
Number of phases used 15

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 BOUF Pg 11:17:38.22 -0.41 93.25 0.16 Manual
FR BOUF Sg 11:17:40.67 -0.01 93.25 0.16 Manual
FR RIAF Pg 11:17:45.17 -0.03 48.22 0.51 Manual
FR RIAF Sg 11:17:52.32 0.3 48.22 0.51 Manual
FR BEGF Pg 11:17:45.17 -0.22 329.37 0.52 Manual
FR BEGF Sg 11:17:52.32 -0.02 329.37 0.52 Manual
FR LGIF Pg 11:17:49.72 -0.58 155.63 0.78 Manual
FR CRNF Sg 11:18:02.38 -0.19 91.95 0.83 Manual
FR GUEF Pg 11:17:52.2 -0.19 324.55 0.88 Manual
FR GUEF Sg 11:18:03.93 -0.23 324.55 0.88 Manual
FR BIMF Pg 11:17:53.47 0.61 280.31 0.92 Manual
FR DAUF Pg 11:17:56.98 -0.04 64.01 1.14 Manual
FR MTNF Pg 11:18:00.28 0.29 31.76 1.3 Manual
FR MTNF Sg 11:18:17.68 0.06 31.76 1.3 Manual
FR CHIF Sn 11:18:22.24 0 135.22 1.45 Manual