This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2025/08/01 14:00
Universal datetime 2025/08/01 12:00
Latitude 49.15 ° ± 0.6 km
Longitude -0.37 ° ± 0.9 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
Caen  4 105354
Hérouville-Saint-Clair  7 22954
Bayeux  28 13121
Ifs  2 11766
Mondeville  5 9868
Mézidon Vallée d'Auge  27 9712
Ouistreham  16 9081
Falaise  31 8186
Saint-Pierre-en-Auge  34 7676
Colombelles  7 6918
Condé-en-Normandie  34 6634
Thue et Mue  13 5904
Blainville-sur-Orne  10 5801
Dives-sur-Mer  25 5546
Douvres-la-Délivrande  16 5062

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.26
Azimuthal gap 171.17 °
Number of stations used 6
Number of phases used 6

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 MUSE Pg 12:00:11.61 -0.18 350.56 0.14 Manual
FR SROF Pg 12:00:18.40 -0.23 258.01 0.5 Manual
FR LOUF Pg 12:00:23.47 -0.21 232.24 0.77 Manual
FR BESN Pg 12:00:25.61 0.49 285.79 0.85 Manual
FR SOMF Pg 12:00:26.20 0.14 161.73 0.9 Manual
FR MTNF Pg 12:00:26.75 -0.01 199.97 0.93 Manual