This event was reviewed by an analyst and confirmed.
Type Quarry blast
Magnitude 1.2 MLv
Local datetime 2026/06/11 10:20
Universal datetime 2026/06/11 08:20
Latitude 45.64 ° ± 0.1 km
Longitude 4.33 ° ± 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
Montbrison  20 15641
Saint-Just-Saint-Rambert  18 15083
Andrézieux-Bouthéon  13 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  16 6552
Saint-Genest-Lerpt  21 6131
Saint-Priest-en-Jarez  19 6120
Saint-Galmier  4 5722
Chazelles-sur-Lyon  4 5357
Montrond-les-Bains  7 5302

Past seismicity

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

Event details

Parameters

Evaluation status preliminary
RMS 0.36
Azimuthal gap 122.63 °
Number of stations used 11
Number of phases used 17

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 08:20:17.39 0.18 231.36 0.26 Manual
XP FR14B Sg 08:20:20.22 -0.57 231.36 0.26 Manual
G SSB Pg 08:20:19.77 0.03 157.39 0.39 Manual
G SSB Sg 08:20:25.88 0.66 157.39 0.39 Manual
FR COLF Pg 08:20:21.12 0.01 252.47 0.47 Manual
FR COLF Sg 08:20:27.61 -0.01 252.47 0.47 Manual
FR PLDF Pg 08:20:23.26 -0.12 303.42 0.59 Manual
XP FR21A Pg 08:20:25.88 -0.59 173.3 0.76 Manual
XP FR21A Sg 08:20:36.26 -0.72 173.3 0.76 Manual
FR OGRV Pg 08:20:26.34 -0.27 22.67 0.76 Manual
FR SGSF Pg 08:20:27.24 0.37 220.29 0.78 Manual
FR SGSF Sg 08:20:37.41 -0.27 220.29 0.78 Manual
FR LBL Pg 08:20:28.47 -0.04 242.02 0.87 Manual
FR LBL Sg 08:20:40.41 -0.15 242.02 0.87 Manual
FR OGCB Pg 08:20:30.64 0.36 145.29 0.96 Manual
XP FR04A Pg 08:20:30.52 0.07 10.41 0.97 Manual
FR CHLF Pg 08:20:30.73 0.17 340.01 0.98 Manual