This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.7 MLv
Local datetime 2022/02/04 12:17
Universal datetime 2022/02/04 11:17
Latitude 48.12 ° ± 4 km
Longitude -0.25 ° ± 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
Le Mans  36 142946
Laval  39 49728
Alençon  43 25848
Château-Gontier-sur-Mayenne  47 16776
Mayenne  35 12841
Sablé-sur-Sarthe  32 12220
Allonnes  34 11098
Évron  13 8671
Coulaines  35 7423
Saint-Berthevin  45 7344
Changé  43 6519
Bonchamp-lès-Laval  34 6037
Changé  41 6020
Arnage  39 5311
Mulsanne  43 5238

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.46
Azimuthal gap 141.49 °
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 SOMF Pg 11:17:44.35 -0.58 47.51 0.27 Manual
FR SOMF Sg 11:17:49.18 0.74 47.51 0.27 Manual
FR MTNF Pg 11:17:47.31 -0.61 291.43 0.43 Manual
FR DAUF Pg 11:17:48.79 0.29 189 0.46 Manual
FR DAUF Sg 11:17:54.27 -0.41 189 0.46 Manual
FR RIAF Pg 11:17:57.97 0.51 230.1 0.94 Manual
FR RIAF Sg 11:18:10.59 0.37 230.1 0.94 Manual
FR CRNF Pg 11:17:58.58 -0.3 195.7 1.02 Manual
FR SROF Pg 11:18:00.13 -0.09 328.66 1.09 Manual
FR BEGF Pg 11:18:06.46 -0.38 250.44 1.45 Manual
FR BEGF Sg 11:18:26.90 0.46 250.44 1.45 Manual