This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.8 MLv
Local datetime 2026/03/20 12:09
Universal datetime 2026/03/20 11:09
Latitude 48.18 ° ± 0.2 km
Longitude -0.26 ° ± 0.2 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
Le Mans  40 142946
Laval  40 49728
Alençon  38 25848
Mayenne  30 12841
Sablé-sur-Sarthe  39 12220
Allonnes  39 11098
Évron  13 8671
Coulaines  39 7423
Saint-Berthevin  45 7344
Changé  47 6519
Bonchamp-lès-Laval  35 6037
Changé  41 6020
Arnage  44 5311
Mulsanne  48 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 0.4
Azimuthal gap 97.67 °
Number of stations used 8
Number of phases used 12

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 11:09:21.90 -0.43 60.3 0.24 Manual
FR SOMF Sg 11:09:25.95 0.49 60.3 0.24 Manual
FR MTNF Pg 11:09:25.19 -0.13 283.6 0.4 Manual
FR MTNF Sg 11:09:30.92 0.27 283.6 0.4 Manual
FR DAUF Pg 11:09:27.36 -0.22 186.74 0.52 Manual
FR DAUF Sg 11:09:34.75 0.14 186.74 0.52 Manual
FR GIZF Pg 11:09:33.76 0.43 157.97 0.83 Manual
FR RIAF Pg 11:09:36.72 0.69 226.85 0.98 Manual
FR SROF Pg 11:09:37.83 0.76 327.34 1.03 Manual
FR GOTF Pg 11:09:37.99 0.24 38.01 1.07 Manual
FR CRNF Pg 11:09:37.88 -0.02 194.23 1.08 Manual
FR CRNF Sg 11:09:52.54 0.06 194.23 1.08 Manual