This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.5 MLv
Local datetime 2023/12/07 12:16
Universal datetime 2023/12/07 11:16
Latitude 45.01 ° ± 0.6 km
Longitude 4.87 ° ± 0.6 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
Valence  11 63714
Romans-sur-Isère  14 33160
Bourg-lès-Valence  6 19975
Guilherand-Granges  9 10961
Portes-lès-Valence  15 10610
Tournon-sur-Rhône  6 10307
Bourg-de-Péage  14 10205
Livron-sur-Drôme  25 9104
Saint-Péray  9 7692
Chabeuil  16 6875
Loriol-sur-Drôme  30 6593
Saint-Marcel-lès-Valence  8 6236
Tain-l'Hermitage  7 6162
Chatuzange-le-Goubet  17 5516
Étoile-sur-Rhône  20 5478

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.39
Azimuthal gap 177.41 °
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 OGCB Pg 11:17:03.39 0.06 135.95 0.23 Manual
G SSB Pg 11:17:05.61 -0.09 318.54 0.35 Manual
G SSB Sg 11:17:10.89 0.24 318.54 0.35 Manual
FR BANN Pg 11:17:14.15 -0.27 218.75 0.82 Manual
FR BANN Sg 11:17:26.58 0.71 218.75 0.82 Manual
FR SGSF Pg 11:17:15.35 -0.33 272.63 0.89 Manual
FR SGSF Sg 11:17:28.55 0.47 272.63 0.89 Manual
FR COLF Pg 11:17:17.29 0.23 300.67 0.97 Manual
FR LBL Sg 11:17:36.51 -0.74 281.27 1.17 Manual
FR PLDF Sg 11:17:40.96 -0.28 317.65 1.3 Manual
FR CMPS Pg 11:17:26.2 0.22 287.76 1.44 Manual
FR CMPS Sg 11:17:46.9 0.3 287.76 1.44 Manual