This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.9 MLv
Local datetime 2021/12/08 12:09
Universal datetime 2021/12/08 11:09
Latitude 48.44 ° ± 4 km
Longitude 0.32 ° ± 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
Le Mans  51 142946
Alençon  17 25848
Argentan  41 13823
Allonnes  55 11098
Nogent-le-Rotrou  38 9715
La Ferté-Bernard  37 8820
Verneuil d'Avre et d'Iton  55 8170
L'Aigle  41 8090
Coulaines  46 7423
Changé  51 6519
Arnage  58 5311
Mamers  10 5299
Mulsanne  58 5238
La Ferté Macé  53 5237
Parigné-l'Évêque  57 5086

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.24
Azimuthal gap 137.75 °
Number of stations used 10
Number of phases used 16

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 11:09:15.38 -0.35 232.15 0.23 Manual
FR SOMF Sg 11:09:19.12 0.43 232.15 0.23 Manual
FR TSDF Pg 11:09:24.62 0.17 172.66 0.7 Manual
FR TSDF Sg 11:09:33.97 0.11 172.66 0.7 Manual
FR CLEV Pg 11:09:24.93 0.11 80.84 0.72 Manual
FR MTNF Pg 11:09:26.7 -0.28 258.3 0.8 Manual
FR MTNF Sg 11:09:37.25 0.11 258.3 0.8 Manual
FR MTNF Sn 11:09:41.31 0.01 258.3 0.8 Manual
FR DAUF Pg 11:09:28.14 -0.16 210.48 0.9 Manual
FR DAUF Sg 11:09:40.48 -0.02 210.48 0.9 Manual
FR GIZF Pg 11:09:30.54 -0.24 184.78 1.04 Manual
FR LOUF Pg 11:09:31.95 0.07 283.07 1.1 Manual
FR LOUF Sn 11:09:48.76 -0.38 283.07 1.1 Manual
FR SROF Pg 11:09:32.88 0.45 303.08 1.13 Manual
FR RIAF Pg 11:09:38.40 0.05 230.3 1.44 Manual
FR CRNF Pg 11:09:38.61 -0.09 207.08 1.46 Manual