This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2025/10/15 11:19
Universal datetime 2025/10/15 09:19
Latitude 45.26 ° ± 0.4 km
Longitude 4.15 ° ± 0.5 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  26 172565
Firminy  17 17135
Saint-Just-Saint-Rambert  27 15083
Le Chambon-Feugerolles  20 12317
Roche-la-Molière  23 9697
Monistrol-sur-Loire  4 8718
Unieux  19 8597
Villars  28 7970
La Ricamarie  23 7906
Yssingeaux  14 7202
Sury-le-Comtal  31 6552
Saint-Genest-Lerpt  26 6131
Saint-Priest-en-Jarez  29 6120
Aurec-sur-Loire  13 6111
Sainte-Sigolène  6 5959

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 119.61 °
Number of stations used 9
Number of phases used 15

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 09:19:28.46 -0.35 85.98 0.27 Manual
G SSB Sg 09:19:32.55 -0.08 85.98 0.27 Manual
FR COLF Pg 09:19:31.24 0.02 306.58 0.4 Manual
FR COLF Sg 09:19:37.30 0.47 306.58 0.4 Manual
XP FR21A Pg 09:19:31.31 -0.29 150.17 0.42 Manual
XP FR21A Sg 09:19:37.56 0.06 150.17 0.42 Manual
FR OGCB Pg 09:19:38.66 0.38 121.24 0.78 Manual
FR PLDF Pg 09:19:38.40 -0.13 332.26 0.8 Manual
FR OGDF Pg 09:19:41.99 0.48 136.95 0.96 Manual
FR AGO Pg 09:19:43.66 0.12 318.1 1.07 Manual
FR AGO Sg 09:19:58.32 -0.06 318.1 1.07 Manual
FR TRBF Pg 09:19:45.41 0.07 186.97 1.16 Manual
FR TRBF Sg 09:20:00.72 -0.8 186.97 1.16 Manual
FR CHLF Pn 09:19:47.33 -0.7 350.63 1.32 Manual
FR CHLF Pg 09:19:48.67 0.5 350.63 1.32 Manual