This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2023/08/31 12:04
Universal datetime 2023/08/31 10:04
Latitude 48.05 ° ± 0.3 km
Longitude -1.33 ° ± 0.4 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
Rennes  27 216815
Vitré  12 18037
Cesson-Sévigné  22 17526
Betton  28 11735
Chantepie  21 10435
Châteaugiron  11 9966
Thorigné-Fouillard  23 8463
Janzé  18 8279
Vern-sur-Seiche  21 7911
Chartres-de-Bretagne  28 7800
Liffré  22 7609
Châteaubourg  10 7064
Noyal-Châtillon-sur-Seiche  25 6919
Acigné  18 6740
Noyal-sur-Vilaine  14 6008

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.25
Azimuthal gap 48.17 °
Number of stations used 11
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 MTNF Pg 10:04:48.12 -0.06 55.31 0.39 Manual
FR RIAF Pg 10:04:51.6 -0.01 179.11 0.55 Manual
FR RIAF Sg 10:04:58.59 0.19 179.11 0.55 Manual
FR BEGF Pg 10:04:55.1 -0.18 235.62 0.77 Manual
FR PLEF Pg 10:04:56.4 0.13 303.73 0.81 Manual
FR PLEF Sg 10:05:07.8 0.29 303.73 0.81 Manual
FR GUEF Pg 10:04:57.68 0.12 259.91 0.89 Manual
FR BOUF Pg 10:04:58.14 0.17 193.45 0.92 Manual
FR BOUF Sg 10:05:10.27 -0.07 193.45 0.92 Manual
FR SOMF Pg 10:04:58.45 -0.25 74.47 0.96 Manual
FR SOMF Sg 10:05:11.92 0.29 74.47 0.96 Manual
FR SROF Pg 10:05:00.14 0.53 8.17 1 Manual
FR SROF Sg 10:05:13.69 0.49 8.17 1 Manual
FR CRNF Pg 10:04:59.90 -0.09 153.23 1.02 Manual
FR GIZF Pg 10:05:03.72 0.22 121.49 1.21 Manual
FR BESN Sg 10:05:24.22 0.3 351.9 1.34 Manual