This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.2 MLv
Local datetime 2025/04/24 11:02
Universal datetime 2025/04/24 09:02
Latitude 45.64 ° ± 0.4 km
Longitude 4.32 ° ± 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
Montbrison  20 15641
Saint-Just-Saint-Rambert  18 15083
Andrézieux-Bouthéon  12 9790
Veauche  9 8984
Feurs  13 8173
Villars  19 7970
Sorbiers  18 7933
La Talaudière  20 6860
Saint-Jean-Bonnefonds  23 6638
Sury-le-Comtal  15 6552
Saint-Genest-Lerpt  21 6131
Saint-Priest-en-Jarez  19 6120
Saint-Galmier  4 5722
Chazelles-sur-Lyon  5 5357
Montrond-les-Bains  6 5302

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.34
Azimuthal gap 79.15 °
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
XP FR14B Pg 09:02:05.11 -0.18 230.6 0.25 Manual
XP FR14B Sg 09:02:08.69 -0.09 230.6 0.25 Manual
G SSB Pg 09:02:07.90 -0.08 156.28 0.4 Manual
G SSB Sg 09:02:13.99 0.51 156.28 0.4 Manual
FR COLF Pg 09:02:09.4 -0.14 252.39 0.46 Manual
FR COLF Sg 09:02:15.79 0.21 252.39 0.46 Manual
FR PLDF Pg 09:02:11.26 -0.23 303.96 0.58 Manual
FR OGRV Pg 09:02:14.77 -0.14 23.12 0.77 Manual
FR OGRV Sg 09:02:26.23 0.64 23.12 0.77 Manual
FR SGSF Pg 09:02:14.56 -0.41 219.94 0.77 Manual
FR SGSF Sg 09:02:26.38 0.68 219.94 0.77 Manual
FR LBL Pg 09:02:17.14 0.55 241.88 0.86 Manual
FR LBL Sg 09:02:28.54 0.01 241.88 0.86 Manual
FR CHLF Pg 09:02:18.94 0.19 340.45 0.97 Manual
FR CHLF Sg 09:02:32.26 -0.05 340.45 0.97 Manual
FR OGMY Sg 09:02:37.12 -0.13 77.13 1.13 Manual