This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.3 MLv
Local datetime 2025/11/24 12:05
Universal datetime 2025/11/24 11:05
Latitude 45.33 ° ± 0.9 km
Longitude 4.63 ° ± 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  22 172565
Saint-Chamond  18 34967
Annonay  10 16345
Rive-de-Gier  21 15184
Le Chambon-Feugerolles  24 12317
Roussillon  16 8455
Sorbiers  24 7933
La Ricamarie  22 7906
La Talaudière  23 6860
Le Péage-de-Roussillon  13 6680
Saint-Jean-Bonnefonds  20 6638
Saint-Rambert-d'Albon  17 6530
Saint-Maurice-l'Exil  14 6141
Saint-Priest-en-Jarez  25 6120
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 0.48
Azimuthal gap 271.15 °
Number of stations used 5
Number of phases used 10

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 11:05:04.62 -0.42 228.05 0.08 Manual
G SSB Sg 11:05:05.28 -0.89 228.05 0.08 Manual
XP FR21A Pg 11:05:12.15 0.09 195.77 0.46 Manual
XP FR21A Sg 11:05:18.90 0.47 195.77 0.46 Manual
FR COLF Pg 11:05:15.77 -0.38 284.62 0.68 Manual
FR COLF Sg 11:05:25.63 0.05 284.62 0.68 Manual
FR SGSF Pg 11:05:17.83 0.01 248.55 0.77 Manual
FR SGSF Sg 11:05:29.18 0.67 248.55 0.77 Manual
FR LBL Pg 11:05:22.45 0.68 264.55 0.98 Manual
FR LBL Sg 11:05:35.21 -0.19 264.55 0.98 Manual