This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2023/05/04 12:15
Universal datetime 2023/05/04 10:15
Latitude 48.56 ° ± 3 km
Longitude -1.10 ° ± 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
Fougères  24 20418
Vitré  50 18037
Vire Normandie  33 17178
Flers  44 14734
Mayenne  46 12841
Granville  47 12580
Avranches  22 10155
Souleuvre en Bocage  47 8839
Liffré  50 7609
Condé-en-Normandie  52 6634
Saint-Hilaire-du-Harcouët  3 6094
Valdallière  43 5951
Combourg  51 5940
Ernée  31 5731
Dol-de-Bretagne  47 5693

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.16
Azimuthal gap 130.91 °
Number of stations used 10
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 LOUF Pg 10:15:56.22 -0.08 312.99 0.17 Manual
FR LOUF Sg 10:15:58.45 0 312.99 0.17 Manual
FR MTNF Pg 10:15:59.49 -0.06 149.56 0.34 Manual
FR SOMF Pg 10:16:08.38 -0.02 108.51 0.81 Manual
FR PLEF Pg 10:16:08.56 -0.01 265.69 0.82 Manual
FR PLEF Sg 10:16:19.86 0.18 265.69 0.82 Manual
FR BESN Pg 10:16:09.49 -0.17 337.6 0.88 Manual
GB JSA Pg 10:16:11.6 0.22 311.93 0.94 Manual
FR DAUF Pg 10:16:12.82 0.32 150.66 1.03 Manual
FR RIAF Pg 10:16:12.88 -0.23 187.76 1.07 Manual
FR BEGF Pg 10:16:16.26 0.15 219.79 1.23 Manual
FR BEGF Sg 10:16:32.71 -0.01 219.79 1.23 Manual
FR GUEF Pg 10:16:15.91 -0.22 237.18 1.23 Manual
FR GUEF Sg 10:16:32.66 -0.07 237.18 1.23 Manual