This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2026/01/26 12:33
Universal datetime 2026/01/26 11:33
Latitude 47.71 ° ± 0.2 km
Longitude -1.49 ° ± 0.2 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
Châteaubriant  8 11974
Châteaugiron  38 9966
Blain  35 9793
Ombrée d'Anjou  29 8998
Nort-sur-Erdre  29 8763
Guichen  36 8568
Janzé  26 8279
Bain-de-Bretagne  19 7331
Guipry-Messac  28 6961
Vallons-de-l'Erdre  32 6556
Héric  34 6049
Plessé  35 5248
Guémené-Penfao  27 5200
Ligné  35 5174
Laillé  33 5026

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 97.76 °
Number of stations used 11
Number of phases used 18

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 RIAF Pg 11:33:34.9 -0.07 149.89 0.24 Manual
FR RIAF Sg 11:33:37.49 0.28 149.89 0.24 Manual
FR BEGF Pg 11:33:39.28 -0.41 259.84 0.53 Manual
FR BOUF Pg 11:33:40.33 0.12 190.54 0.56 Manual
FR MTNF Pg 11:33:43.6 0.09 37.29 0.71 Manual
FR MTNF Sg 11:33:52.90 0.37 37.29 0.71 Manual
FR GUEF Pg 11:33:44.51 -0.04 283.3 0.79 Manual
FR CRNF Pg 11:33:44.30 -0.57 135.04 0.81 Manual
FR CRNF Sg 11:33:55.48 -0.33 135.04 0.81 Manual
FR PLEF Pg 11:33:47.85 0.06 324.45 0.97 Manual
FR LOUF Pg 11:33:48.18 0.23 7.89 0.98 Manual
FR LOUF Sg 11:34:01.41 0.27 7.89 0.98 Manual
FR LGIF Pg 11:33:52.80 -0.36 177.4 1.26 Manual
FR LGIF Sg 11:34:10.7 -0.08 177.4 1.26 Manual
RD ROSF Pg 11:33:55.8 0.13 298.21 1.35 Manual
RD ROSF Sg 11:34:12.89 -0.38 298.21 1.35 Manual
FR SROF Pg 11:33:55.47 0.39 10.58 1.36 Manual
FR SROF Sg 11:34:13.20 -0.28 10.58 1.36 Manual