This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.4 MLv
Local datetime 2025/10/22 10:42
Universal datetime 2025/10/22 08:42
Latitude 45.84 ° ± 0.4 km
Longitude 4.16 ° ± 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
Roanne  23 34366
Montbrison  28 15641
Riorges  24 10774
Tarare  21 10582
Veauche  33 8984
Feurs  13 8173
Mably  29 7605
Le Coteau  20 6872
Sury-le-Comtal  34 6552
L'Arbresle  35 6398
Thizy-les-Bourgs  26 6031
Saint-Galmier  29 5722
Chazelles-sur-Lyon  29 5357
Montrond-les-Bains  24 5302
Vindry-sur-Turdine  26 5133

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.37
Azimuthal gap 171.72 °
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
FR PLDF Pg 08:42:50.2 -0.23 287.87 0.4 Manual
FR PLDF Sg 08:42:55.58 -0.17 287.87 0.4 Manual
FR COLF Pg 08:42:51.84 0.09 223.79 0.48 Manual
FR COLF Sg 08:42:58.57 0.2 223.79 0.48 Manual
G SSB Pg 08:42:54.12 -0.4 154.63 0.63 Manual
FR CHLF Pg 08:42:56.92 0.15 342.92 0.75 Manual
FR CHLF Sg 08:43:07.43 0.26 342.92 0.75 Manual
FR AGO Pg 08:42:57.15 0.36 286.28 0.75 Manual
FR SGSF Pg 08:42:59.49 0.16 205.84 0.88 Manual
FR SGSF Sg 08:43:12.18 0.55 205.84 0.88 Manual
FR LBL Pg 08:42:59.93 0.5 226.73 0.89 Manual
FR LBL Sg 08:43:11.80 0 226.73 0.89 Manual
FR VERF Pg 08:43:04.65 -0.15 265.98 1.18 Manual
FR VERF Sg 08:43:20.34 -0.84 265.98 1.18 Manual
FR FRNF Pn 08:43:05.49 -0.34 248.33 1.21 Manual
FR FRNF Sg 08:43:21.83 -0.52 248.33 1.21 Manual