This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2022/06/21 11:59
Universal datetime 2022/06/21 09:59
Latitude 47.14 ° ± 4 km
Longitude -1.90 ° ± 4 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
Saint-Herblain  22 46268
Couëron  16 21372
Bouguenais  22 19331
Pornic  12 15018
Saint-Brevin-les-Pins  23 13802
Saint-Philbert-de-Grand-Lieu  20 8921
Sautron  22 8192
Bouaye  17 7844
Machecoul-Saint-Même  16 7473
Saint-Étienne-de-Montluc  17 7129
Sainte-Pazanne  8 6774
Chaumes-en-Retz  3 6759
La Montagne  17 6231
Saint-Jean-de-Boiseau  15 5827
Le Pellerin  11 5100

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.37
Azimuthal gap 169.32 °
Number of stations used 9
Number of phases used 14

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 09:59:10.6 -0.48 81.77 0.18 Manual
FR BEGF Pg 09:59:17.26 -0.11 332.69 0.54 Manual
FR BEGF Sg 09:59:24.7 -0.56 332.69 0.54 Manual
FR LGIF Pg 09:59:21.48 0.07 153.43 0.76 Manual
FR CRNF Pg 09:59:22.24 -0.91 89.58 0.85 Manual
FR GUEF Pg 09:59:24.23 0.1 326.64 0.9 Manual
FR DAUF Pg 09:59:29.38 0.24 62.82 1.17 Manual
FR DAUF Sg 09:59:45.8 0.08 62.82 1.17 Manual
RD MFF Pg 09:59:32.12 0.36 113.32 1.31 Manual
RD MFF Sg 09:59:49.73 0.18 113.32 1.31 Manual
FR MTNF Pg 09:59:32.42 0.16 31.55 1.34 Manual
FR MTNF Sg 09:59:50.71 0.31 31.55 1.34 Manual
RD ROSF Pg 09:59:35.84 0.26 322.75 1.52 Manual
RD ROSF Sn 09:59:55.89 0.29 322.75 1.52 Manual