This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2020/10/20 12:04
Universal datetime 2020/10/20 10:04
Latitude 47.19 ° ± 5 km
Longitude -1.84 ° ± 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  16 46268
Orvault  19 26355
Couëron  9 21372
Bouguenais  17 19331
Pornic  18 15018
Saint-Philbert-de-Grand-Lieu  19 8921
Sautron  15 8192
Bouaye  13 7844
Saint-Étienne-de-Montluc  10 7129
Sainte-Pazanne  11 6774
Chaumes-en-Retz  8 6759
La Montagne  11 6231
Vigneux-de-Bretagne  17 6030
Saint-Jean-de-Boiseau  9 5827
Le Pellerin  4 5100

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.45
Azimuthal gap 178.67 °
Number of stations used 6
Number of phases used 11

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 10:04:34.81 -0.49 100.45 0.14 Manual
FR BOUF Sg 10:04:37.27 0.21 100.45 0.14 Manual
FR BEGF Pg 10:04:41.64 -0.89 326.12 0.52 Manual
FR BEGF Sg 10:04:49.41 -0.07 326.12 0.52 Manual
FR GUEF Pg 10:04:48.76 -0.62 322.67 0.89 Manual
FR BIMF Pg 10:04:50.88 0.48 279.13 0.94 Manual
FR BIMF Sg 10:05:03.51 0.38 279.13 0.94 Manual
FR PLOF Pg 10:04:55.74 0.17 298 1.22 Manual
FR PLOF Sg 10:05:12.14 0.08 298 1.22 Manual
FR MTNF Pg 10:04:56.84 0.21 31.2 1.28 Manual
FR MTNF Sg 10:05:14.45 0.54 31.2 1.28 Manual