This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2023/06/20 11:04
Universal datetime 2023/06/20 09:04
Latitude 48.59 ° ± 0.6 km
Longitude -1.70 ° ± 0.4 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  21 46097
Fougères  46 20418
Dinan  31 14166
Granville  28 12580
Betton  46 11735
Avranches  28 10155
Dinard  27 10027
Liffré  45 7609
Pleurtuit  27 6806
Melesse  42 6576
Saint-Hilaire-du-Harcouët  41 6094
Combourg  21 5940
Dol-de-Bretagne  7 5693
Gévezé  43 5301
Cancale  16 5121

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.23
Azimuthal gap 126.16 °
Number of stations used 9
Number of phases used 13

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 PLEF Pg 09:04:50.24 -0.05 256.91 0.43 Manual
FR SROF Pg 09:04:53.33 -0.01 40.61 0.6 Manual
FR MTNF Pg 09:04:54.27 -0.12 119.21 0.65 Manual
FR BEGF Pg 09:05:02.4 0.27 201.25 1.05 Manual
FR BEGF Sg 09:05:15.83 -0.15 201.25 1.05 Manual
FR RIAF Pg 09:05:03.25 0.21 166.47 1.12 Manual
FR SOMF Pg 09:05:04.75 0.12 103.55 1.2 Manual
FR SOMF Sg 09:05:20.95 0.03 103.55 1.2 Manual
FR DAUF Pg 09:05:06.25 -0.15 135.5 1.3 Manual
FR LOCF Pg 09:05:07.21 0.56 274.45 1.31 Manual
FR BIMF Pn 09:05:10.9 -0.36 219.09 1.62 Manual
FR BIMF Pg 09:05:12.30 0.02 219.09 1.62 Manual
FR BIMF Sg 09:05:34.20 -0.16 219.09 1.62 Manual