This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2022/08/04 12:44
Universal datetime 2022/08/04 10:44
Latitude 48.17 ° ± 3 km
Longitude -0.25 ° ± 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
Le Mans  39 142946
Laval  40 49728
Alençon  38 25848
Mayenne  31 12841
Sablé-sur-Sarthe  38 12220
Allonnes  38 11098
Évron  13 8671
Coulaines  38 7423
Saint-Berthevin  46 7344
Changé  46 6519
Bonchamp-lès-Laval  36 6037
Changé  42 6020
Arnage  43 5311
Mulsanne  46 5238
La Ferté Macé  45 5237

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.47
Azimuthal gap 100.27 °
Number of stations used 6
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 10:44:46.2 -0.52 58.13 0.24 Manual
FR SOMF Sg 10:44:49.62 0.02 58.13 0.24 Manual
FR MTNF Pg 10:44:49.26 -0.54 284.05 0.41 Manual
FR MTNF Sg 10:44:54.88 -0.39 284.05 0.41 Manual
FR DAUF Pg 10:44:51.37 -0.44 187.79 0.52 Manual
FR DAUF Sg 10:44:58.40 -0.38 187.79 0.52 Manual
FR GIZF Pg 10:44:58.39 0.91 158.4 0.82 Manual
FR RIAF Pg 10:45:00.70 0.32 227.44 0.98 Manual
FR RIAF Sg 10:45:13.96 0.32 227.44 0.98 Manual
FR SROF Pg 10:45:01.69 0.15 327.1 1.04 Manual
FR SROF Sg 10:45:16.18 0.55 327.1 1.04 Manual