This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.6 MLv
Local datetime 2023/05/05 11:51
Universal datetime 2023/05/05 09:51
Latitude 48.57 ° ± 4 km
Longitude -1.69 ° ± 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-Malo  23 46097
Fougères  44 20418
Dinan  30 14166
Granville  30 12580
Betton  44 11735
Avranches  28 10155
Dinard  28 10027
Liffré  43 7609
Pleurtuit  28 6806
Melesse  39 6576
Saint-Hilaire-du-Harcouët  40 6094
Combourg  19 5940
Dol-de-Bretagne  6 5693
Gévezé  41 5301
Cancale  18 5121

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.33
Azimuthal gap 153.6 °
Number of stations used 7
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 LOUF Pg 09:51:35.100 -0.39 68.87 0.29 Manual
FR LOUF Sg 09:51:40.55 0.45 68.87 0.29 Manual
FR MTNF Pg 09:51:42.87 -0.07 118.04 0.64 Manual
FR GUEF Pg 09:51:49.4 0.56 222.99 0.93 Manual
FR BEGF Pg 09:51:50.40 0.06 202.07 1.04 Manual
FR BEGF Sg 09:52:03.91 -0.44 202.07 1.04 Manual
FR RIAF Pg 09:51:51.68 0.17 166.65 1.1 Manual
FR RIAF Sg 09:52:06.55 0.19 166.65 1.1 Manual
FR SOMF Pg 09:51:52.89 -0.36 102.73 1.19 Manual
FR LOCF Pg 09:51:55.36 -0.32 275.27 1.32 Manual
FR LOCF Sg 09:52:13.73 0.15 275.27 1.32 Manual