This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2026/03/13 12:01
Universal datetime 2026/03/13 11:01
Latitude 45.32 ° ± 0.1 km
Longitude 4.59 ° ± 0.1 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
Saint-Étienne  21 172565
Saint-Chamond  18 34967
Annonay  10 16345
Rive-de-Gier  22 15184
Le Chambon-Feugerolles  22 12317
Roche-la-Molière  24 9697
Roussillon  19 8455
Sorbiers  23 7933
La Ricamarie  20 7906
La Talaudière  22 6860
Le Péage-de-Roussillon  16 6680
Saint-Jean-Bonnefonds  19 6638
Saint-Rambert-d'Albon  19 6530
Saint-Maurice-l'Exil  16 6141
La Grand-Croix  20 5136

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.43
Azimuthal gap 143.56 °
Number of stations used 9
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
G SSB Pg 11:01:12.81 -0.44 218.62 0.06 Manual
G SSB Sg 11:01:14.34 0.29 218.62 0.06 Manual
XP FR21A Pg 11:01:20.30 -0.12 193.08 0.44 Manual
XP FR21A Sg 11:01:26.78 0.19 193.08 0.44 Manual
FR OGCB Pg 11:01:23.26 0.06 142.81 0.59 Manual
FR COLF Pg 11:01:24.37 -0.02 285.88 0.66 Manual
FR SGSF Pg 11:01:25.66 -0.32 248.49 0.74 Manual
FR SGSF Sg 11:01:36.76 0.46 248.49 0.74 Manual
XP FR26A Pg 11:01:27.50 0.27 180.9 0.81 Manual
XP FR26A Sn 11:01:41.79 -0.94 180.9 0.81 Manual
FR OGSM Pg 11:01:28.23 0.66 69.44 0.83 Manual
FR OGSM Pn 11:01:29.10 -0.78 69.44 0.83 Manual
FR LBL Pg 11:01:30.35 0.41 264.92 0.96 Manual
FR LBL Sg 11:01:43.35 0.12 264.92 0.96 Manual
FR TRBF Pg 11:01:36.57 0.24 200.58 1.3 Manual
FR TRBF Sg 11:01:54.62 0.21 200.58 1.3 Manual